






| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/457,261USD704487S1 (en) | 2013-06-07 | 2013-06-07 | Chair | 
| CA154160FCA154160S (en) | 2013-06-07 | 2013-12-02 | Chair | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/457,261USD704487S1 (en) | 2013-06-07 | 2013-06-07 | Chair | 
| Publication Number | Publication Date | 
|---|---|
| USD704487S1true USD704487S1 (en) | 2014-05-13 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| US29/457,261ActiveUSD704487S1 (en) | 2013-06-07 | 2013-06-07 | Chair | 
| Country | Link | 
|---|---|
| US (1) | USD704487S1 (en) | 
| CA (1) | CA154160S (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| USD718544S1 (en)* | 2014-03-17 | 2014-12-02 | Chueng Shine Co., Ltd. | Chair | 
| USD721529S1 (en)* | 2013-06-07 | 2015-01-27 | Steelcase Inc. | Handle apparatus | 
| USD742674S1 (en)* | 2013-09-20 | 2015-11-10 | Formway Furniture Limited | Chair | 
| USD745300S1 (en)* | 2013-11-19 | 2015-12-15 | Sava Cvek | Mesh back task chair back and bottom | 
| USD745301S1 (en)* | 2013-11-19 | 2015-12-15 | Sava Cvek | Mesh back task chair back and bottom with pelvic positioning | 
| USD788483S1 (en)* | 2015-06-05 | 2017-06-06 | D3, Inc. | Chair | 
| USD799230S1 (en) | 2016-06-09 | 2017-10-10 | Sava Cvek | Task chair | 
| USD799233S1 (en) | 2016-06-09 | 2017-10-10 | Sava Cvek | Chair with legs | 
| USD799232S1 (en) | 2016-06-09 | 2017-10-10 | Sava Cvek | Chair shell | 
| USD799845S1 (en) | 2016-06-09 | 2017-10-17 | Sava Cvek | Chair with sled base | 
| USD846294S1 (en)* | 2017-05-25 | 2019-04-23 | Steelcase Inc. | Seating arrangement | 
| USD846927S1 (en)* | 2016-01-12 | 2019-04-30 | Interstuhl Bueromoebel Gmbh & Co. Kg | Chair | 
| USD851417S1 (en)* | 2017-05-25 | 2019-06-18 | Steelcase Inc. | Seating arrangement | 
| USD851418S1 (en)* | 2017-05-25 | 2019-06-18 | Steelcase Inc. | Seating arrangement | 
| USD851952S1 (en)* | 2017-05-25 | 2019-06-25 | Steelcase Inc. | Seating arrangement | 
| USD852526S1 (en)* | 2017-05-25 | 2019-07-02 | Steelcase Inc. | Seating arrangement | 
| USD852525S1 (en)* | 2017-05-25 | 2019-07-02 | Steelcase Inc. | Seating arrangement | 
| USD852524S1 (en)* | 2017-05-25 | 2019-07-02 | Steelcase Inc. | Seating arrangement | 
| US10463153B2 (en) | 2016-06-09 | 2019-11-05 | Steelcase Inc. | Seating arrangement | 
| USD873576S1 (en)* | 2016-10-21 | 2020-01-28 | Dauphine Entwicklungs- u. Beteiligungs-GmbH | Office chair | 
| USD897708S1 (en)* | 2019-06-06 | 2020-10-06 | Asja Tobler | Ergonomic ball chair | 
| USD907383S1 (en) | 2019-05-31 | 2021-01-12 | Steelcase Inc. | Chair with upholstered back | 
| USD907935S1 (en) | 2019-05-31 | 2021-01-19 | Steelcase Inc. | Chair | 
| USD1063474S1 (en)* | 2022-09-07 | 2025-02-25 | Steelcase Inc. | Chair | 
| USD1073387S1 (en)* | 2021-04-23 | 2025-05-06 | Hni Technologies Inc. | Chair | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US398179A (en) | 1889-02-19 | parry | ||
| US2156664A (en) | 1936-11-20 | 1939-05-02 | Jr Thomas J Litle | Resilient cushion for beds, chairs, or the like | 
| US2731076A (en) | 1952-02-25 | 1956-01-17 | David L Rowland | Furniture seating | 
| US2803293A (en) | 1953-10-12 | 1957-08-20 | David L Rowland | Spring assembly | 
| FR1253004A (en) | 1960-02-17 | 1961-02-03 | Hasenfratz Geb | Daybed | 
| US3744846A (en) | 1971-09-16 | 1973-07-10 | Flex O Lators | Seating construction | 
| USD258480S (en) | 1978-05-05 | 1981-03-10 | Rowland David L | Combined seat and backrest unit for a chair | 
| USD258924S (en) | 1978-07-25 | 1981-04-21 | Burd, Inc. | Chair or similar article | 
| USD259688S (en) | 1978-12-04 | 1981-06-30 | Center For Design Research And Development N.V. | Chair shell | 
| USD260056S (en) | 1977-09-05 | 1981-08-04 | Knoll International, Inc. | Arm-chair | 
| USD262168S (en) | 1980-01-28 | 1981-12-08 | Lustig Mitchell G | Armchair | 
| US4309058A (en) | 1979-03-21 | 1982-01-05 | Uop Inc. | Load supporting frame | 
| US4318556A (en) | 1979-06-11 | 1982-03-09 | Rowland David L | Chair and seat-back unit therefor | 
| USD266804S (en) | 1979-02-26 | 1982-11-09 | Zapf Otto W | Seat | 
| US4545614A (en) | 1984-02-09 | 1985-10-08 | General Motors Corporation | Thin elastomeric seat | 
| US4567615A (en) | 1983-01-13 | 1986-02-04 | Matra Ag | Spring-slat arrangement for a bedstead | 
| USD289120S (en) | 1984-02-17 | 1987-04-07 | Herman Miller, Inc. | Chair shell | 
| EP0284272A1 (en) | 1987-03-23 | 1988-09-28 | Mines And West Group Limited | Improvements in and relating to chairs | 
| USD327782S (en) | 1988-10-19 | 1992-07-14 | Fehlbaum & Co. | Chair | 
| DE4126520C2 (en) | 1991-08-10 | 1993-05-13 | Grammer Ag, 8450 Amberg, De | |
| USD339244S (en) | 1990-01-11 | 1993-09-14 | Westinghouse Electric Corp. | Chair | 
| USD339940S (en) | 1991-11-25 | 1993-10-05 | Krueger International, Inc. | Chair seat | 
| US5318347A (en) | 1992-10-19 | 1994-06-07 | Shin Yeh Enterprise Co., Ltd. | Height-adjustable armrest unit for chair | 
| USD349826S (en) | 1992-01-17 | 1994-08-23 | Fritz Hansens Eft. A/S | Seat for a chair | 
| US5462335A (en) | 1994-08-18 | 1995-10-31 | Perfection Spring & Stamping Corp. | Adjustable lumbar support for seat backs | 
| US5549358A (en) | 1993-10-26 | 1996-08-27 | Eisen- Und Drahtwerk Erlau Aktiengesellschaft | Seat | 
| US5651583A (en) | 1992-09-29 | 1997-07-29 | Ameu Management Corp. | Seat back rest with an adjustment device for a flexible arching element for adjusting the convex curvature of the back rest | 
| USD382149S (en) | 1996-06-06 | 1997-08-12 | Steelcase Inc. | Chair | 
| USD390026S (en) | 1996-04-18 | 1998-02-03 | Kabushiki Kaisha Sazaby | Chair | 
| EP0836819A2 (en) | 1996-10-17 | 1998-04-22 | Haworth, Inc. | Height-adjustable chair arm assembly | 
| US5806927A (en) | 1997-04-11 | 1998-09-15 | American Components, Inc. | Adjustable lumbar seat support | 
| DE29811414U1 (en) | 1998-06-25 | 1998-11-05 | Wei Ri Healthy Chair Co., Ltd., Tainan | Health chair | 
| US5871258A (en) | 1997-10-24 | 1999-02-16 | Steelcase Inc. | Chair with novel seat construction | 
| USD410799S (en) | 1996-10-09 | 1999-06-08 | Protoned B.V. | Chair | 
| US5951110A (en) | 1997-10-17 | 1999-09-14 | Irwin Seating Company | Contoured plastic seat back | 
| US5954399A (en) | 1998-07-15 | 1999-09-21 | Hong; Jung-Myung | Lumbar support for a car seat | 
| US5997094A (en) | 1998-06-05 | 1999-12-07 | Stylex, Inc. | Stackable chair with lumbar support | 
| US5997093A (en) | 1997-11-13 | 1999-12-07 | Gollin & Co., Inc. | Adjustable chair arm | 
| US6056360A (en) | 1996-06-17 | 2000-05-02 | American Components, Inc. | Adjustable lumbar seat support | 
| US6056367A (en) | 1999-04-26 | 2000-05-02 | Hsiao; Yun-Chien | Chair structure | 
| US6074013A (en) | 1999-04-27 | 2000-06-13 | Hsiao; Yun-Chien | Cross member of the seat and the backrest of a chair | 
| US6076892A (en) | 1997-06-04 | 2000-06-20 | Knoll, Inc. | Multi-adjustable armrest assembly | 
| US6106070A (en) | 1995-06-07 | 2000-08-22 | Haworth, Inc. | Height-adjustable chair arm assembly | 
| US6149236A (en) | 1996-10-14 | 2000-11-21 | Vitra Patents Ag | Chair frame, control mechanism and upholstery | 
| US6148979A (en) | 1998-01-20 | 2000-11-21 | Brigham Young University | Compliant overrunning clutch with centrifugal throw-out | 
| EP1059051A1 (en) | 1999-06-11 | 2000-12-13 | Vitra Patente AG | Adjustable arm-rest for a chair | 
| USD436259S1 (en) | 1999-11-08 | 2001-01-16 | Okamura Corporation | Chair | 
| USD436260S1 (en) | 1999-11-08 | 2001-01-16 | Okamura Corporation | Chair | 
| USD436456S1 (en) | 2000-04-12 | 2001-01-23 | Allseating Corporation | Chair | 
| US6179384B1 (en) | 1999-04-21 | 2001-01-30 | Steelcase Development Inc. | Force adjusting device | 
| USD437132S1 (en) | 1999-11-08 | 2001-02-06 | Okamura Corporation | Chair | 
| USD437497S1 (en) | 1998-10-21 | 2001-02-13 | Vitra Patente Ag | Chair | 
| US6189972B1 (en) | 1998-06-05 | 2001-02-20 | Teknion Furniture Systems Inc. | Lumbar support adjustment mechanism | 
| USD437701S1 (en) | 1999-04-12 | 2001-02-20 | Vitra Patente Ag | Chair | 
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| US6302486B1 (en) | 1997-12-03 | 2001-10-16 | Steelcase Development Corporation | Seating unit with adjustable armrest | 
| USD451293S1 (en) | 2001-01-09 | 2001-12-04 | Tung-Hua Su | Chair | 
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| EP1192880A2 (en) | 2000-09-29 | 2002-04-03 | Sedus Stoll AG | Neck support for a chair | 
| USD456625S1 (en) | 2000-10-18 | 2002-05-07 | Kokuyo Co., Ltd. | Chair | 
| US6386634B1 (en) | 1992-06-15 | 2002-05-14 | Herman Miller, Inc. | Office chair | 
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| US6402246B1 (en) | 2001-04-11 | 2002-06-11 | L&P Property Management | Simplified strap lumbar support device | 
| US6439661B1 (en) | 1998-10-20 | 2002-08-27 | Vitra Patente Ag | Chair mechanism | 
| EP0839478B1 (en) | 1996-10-14 | 2002-09-04 | Vitra Patente AG | A mechanism for a chair | 
| US6471294B1 (en) | 1999-04-19 | 2002-10-29 | Steelcase Development Corporation | Adjustable lumbar support | 
| USD468564S1 (en) | 2000-06-09 | 2003-01-14 | Pro.Cord S.P.A. | Task chair | 
| USD469618S1 (en) | 2000-11-01 | 2003-02-04 | Okamura Corporation | Chair | 
| US6523898B1 (en) | 1999-06-17 | 2003-02-25 | Steelcase Development Corporation | Chair construction | 
| EP1287765A1 (en) | 2001-08-24 | 2003-03-05 | BMA Ergonomics B.V. | Movable armrest and seat equipped therewith | 
| JP2003079487A (en) | 2001-09-14 | 2003-03-18 | Itoki Crebio Corp | Chair, its backrest or seat | 
| JP2003079479A (en) | 2001-09-17 | 2003-03-18 | Itoki Crebio Corp | Chair and armrest device therefor | 
| JP2003079474A (en) | 2001-09-14 | 2003-03-18 | Itoki Crebio Corp | Headrest for chair and chair provided with the same | 
| JP2003079481A (en) | 2001-09-17 | 2003-03-18 | Itoki Crebio Corp | Chair | 
| JP2003079476A (en) | 2001-09-14 | 2003-03-18 | Itoki Crebio Corp | Chair | 
| JP2003079472A (en) | 2001-09-17 | 2003-03-18 | Itoki Crebio Corp | Rocking chair and its base | 
| JP2003079478A (en) | 2001-09-14 | 2003-03-18 | Itoki Crebio Corp | Chair with backrest | 
| JP2003081322A (en) | 2001-09-10 | 2003-03-19 | Okamura Corp | Container | 
| USD474346S1 (en) | 2001-01-25 | 2003-05-13 | Jsj Furniture Corporation | Chair | 
| USD476820S1 (en) | 2000-11-01 | 2003-07-08 | Okamura Corporation | Chair | 
| US20030137172A1 (en) | 2002-01-22 | 2003-07-24 | Chu Zooey C. | Backrest pad for chair | 
| EP1044634B1 (en) | 1999-04-12 | 2003-12-03 | Sdm Hansen Ag | Arm support for a chair | 
| US6688690B2 (en) | 2001-01-25 | 2004-02-10 | Jsj Seating Company Texas, L.P. | Office chair | 
| US6695403B1 (en) | 2002-12-14 | 2004-02-24 | Tung-Hua Su | Backrest supporting assembly | 
| US20040051358A1 (en)* | 2002-09-12 | 2004-03-18 | Bodnar David A. | Control mechanism for seating unit | 
| US6729691B2 (en) | 2001-06-15 | 2004-05-04 | Hon Technology, Inc. | Chair back construction | 
| USD489542S1 (en) | 2002-09-09 | 2004-05-11 | Okamura Corporation | Chair | 
| US20050029848A1 (en)* | 2002-09-12 | 2005-02-10 | Heidmann Kurt R. | Seating unit having motion control | 
| US6874852B2 (en) | 2000-09-28 | 2005-04-05 | Formway Furniture Limited | Lumbar support | 
| US6890030B2 (en) | 2001-07-31 | 2005-05-10 | Haworth, Inc. | Chair having a seat with adjustable front edge | 
| USD509969S1 (en) | 2003-09-05 | 2005-09-27 | Steelcase Development Corporation | Seating unit | 
| US6957861B1 (en) | 2005-01-12 | 2005-10-25 | Comfordy Co., Ltd. | Structure of a mesh back of a chair | 
| US6957860B1 (en) | 2004-06-10 | 2005-10-25 | Hni Technologies Inc. | Stackable chair with glides | 
| US7097247B2 (en) | 2003-06-05 | 2006-08-29 | Steelcase Development Corporation | Seating unit with adjustable lumbar device | 
| US20060261653A1 (en) | 2005-05-18 | 2006-11-23 | Schukra Of North America, Ltd. | Dual hinge belt lumbar | 
| USD535112S1 (en)* | 2005-06-08 | 2007-01-16 | Knoll, Inc. | Chair | 
| USD535126S1 (en)* | 2004-03-03 | 2007-01-16 | Steelcase Development Corporation | Seat and back | 
| USD540080S1 (en) | 2005-10-11 | 2007-04-10 | Tung-Hua Su | Chair backrest | 
| USD558996S1 (en)* | 2006-10-24 | 2008-01-08 | Okamura Corporation | Chair | 
| USD559571S1 (en)* | 2004-04-20 | 2008-01-15 | Vitra Patente Ag | Chair | 
| USD559573S1 (en)* | 2006-10-24 | 2008-01-15 | Okamura Corporation | Chair | 
| US7344194B2 (en) | 2006-03-20 | 2008-03-18 | Sedus Stoll Ag | Device for lumbar support | 
| US7347495B2 (en) | 2005-03-01 | 2008-03-25 | Haworth, Inc. | Chair back with lumbar and pelvic supports | 
| USD579223S1 (en) | 2007-09-03 | 2008-10-28 | Stoll Giroflex Ag | Chair | 
| US7604298B2 (en) | 2007-06-01 | 2009-10-20 | Steelcase Development Corporation | Chair back attachment and method of assembly | 
| USD604527S1 (en) | 2008-09-16 | 2009-11-24 | Kokuyo Co., Ltd. | Chair | 
| US20100001572A1 (en) | 2006-11-10 | 2010-01-07 | Hiroshi Masunaga | Chair backrest device | 
| USD609021S1 (en) | 2008-09-16 | 2010-02-02 | Kokuyo Co., Ltd. | Chair | 
| US20100148546A1 (en) | 2008-12-17 | 2010-06-17 | Salvatore Demontis | Lumbar support for a vehicle backrest | 
| US7748783B2 (en) | 2003-11-13 | 2010-07-06 | Kokuyo Co., Ltd. | Backrest for chair | 
| US7841666B2 (en) | 2002-02-13 | 2010-11-30 | Herman Miller, Inc. | Back support structure | 
| US20110062758A1 (en) | 2009-09-16 | 2011-03-17 | Mark Wiese | Item of Seating Furniture with Seat Depth Adjustment | 
| USD665592S1 (en)* | 2010-03-25 | 2012-08-21 | Vitra Patente Ag | Chair | 
| USD666841S1 (en)* | 2010-04-26 | 2012-09-11 | Haworth Inc. | Office chair | 
| USD667231S1 (en)* | 2010-03-25 | 2012-09-18 | Vitra Patente Ag | Chair | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US398179A (en) | 1889-02-19 | parry | ||
| US2156664A (en) | 1936-11-20 | 1939-05-02 | Jr Thomas J Litle | Resilient cushion for beds, chairs, or the like | 
| US2731076A (en) | 1952-02-25 | 1956-01-17 | David L Rowland | Furniture seating | 
| US2803293A (en) | 1953-10-12 | 1957-08-20 | David L Rowland | Spring assembly | 
| FR1253004A (en) | 1960-02-17 | 1961-02-03 | Hasenfratz Geb | Daybed | 
| US3744846A (en) | 1971-09-16 | 1973-07-10 | Flex O Lators | Seating construction | 
| USD260056S (en) | 1977-09-05 | 1981-08-04 | Knoll International, Inc. | Arm-chair | 
| USD258480S (en) | 1978-05-05 | 1981-03-10 | Rowland David L | Combined seat and backrest unit for a chair | 
| USD258924S (en) | 1978-07-25 | 1981-04-21 | Burd, Inc. | Chair or similar article | 
| USD259688S (en) | 1978-12-04 | 1981-06-30 | Center For Design Research And Development N.V. | Chair shell | 
| USD266804S (en) | 1979-02-26 | 1982-11-09 | Zapf Otto W | Seat | 
| US4309058A (en) | 1979-03-21 | 1982-01-05 | Uop Inc. | Load supporting frame | 
| US4318556A (en) | 1979-06-11 | 1982-03-09 | Rowland David L | Chair and seat-back unit therefor | 
| USD262168S (en) | 1980-01-28 | 1981-12-08 | Lustig Mitchell G | Armchair | 
| US4567615A (en) | 1983-01-13 | 1986-02-04 | Matra Ag | Spring-slat arrangement for a bedstead | 
| US4545614A (en) | 1984-02-09 | 1985-10-08 | General Motors Corporation | Thin elastomeric seat | 
| USD289120S (en) | 1984-02-17 | 1987-04-07 | Herman Miller, Inc. | Chair shell | 
| EP0284272A1 (en) | 1987-03-23 | 1988-09-28 | Mines And West Group Limited | Improvements in and relating to chairs | 
| USD327782S (en) | 1988-10-19 | 1992-07-14 | Fehlbaum & Co. | Chair | 
| USD327781S (en) | 1988-10-19 | 1992-07-14 | Fehlbaum & Co. | Chair | 
| USD339244S (en) | 1990-01-11 | 1993-09-14 | Westinghouse Electric Corp. | Chair | 
| DE4126520C2 (en) | 1991-08-10 | 1993-05-13 | Grammer Ag, 8450 Amberg, De | |
| USD339940S (en) | 1991-11-25 | 1993-10-05 | Krueger International, Inc. | Chair seat | 
| USD349826S (en) | 1992-01-17 | 1994-08-23 | Fritz Hansens Eft. A/S | Seat for a chair | 
| US6386634B1 (en) | 1992-06-15 | 2002-05-14 | Herman Miller, Inc. | Office chair | 
| US6588842B2 (en) | 1992-06-15 | 2003-07-08 | Herman Miller, Inc. | Backrest | 
| US5651583A (en) | 1992-09-29 | 1997-07-29 | Ameu Management Corp. | Seat back rest with an adjustment device for a flexible arching element for adjusting the convex curvature of the back rest | 
| US5318347A (en) | 1992-10-19 | 1994-06-07 | Shin Yeh Enterprise Co., Ltd. | Height-adjustable armrest unit for chair | 
| US5549358A (en) | 1993-10-26 | 1996-08-27 | Eisen- Und Drahtwerk Erlau Aktiengesellschaft | Seat | 
| US5462335A (en) | 1994-08-18 | 1995-10-31 | Perfection Spring & Stamping Corp. | Adjustable lumbar support for seat backs | 
| US6106070A (en) | 1995-06-07 | 2000-08-22 | Haworth, Inc. | Height-adjustable chair arm assembly | 
| USD390026S (en) | 1996-04-18 | 1998-02-03 | Kabushiki Kaisha Sazaby | Chair | 
| USD382149S (en) | 1996-06-06 | 1997-08-12 | Steelcase Inc. | Chair | 
| US6056360A (en) | 1996-06-17 | 2000-05-02 | American Components, Inc. | Adjustable lumbar seat support | 
| USD410799S (en) | 1996-10-09 | 1999-06-08 | Protoned B.V. | Chair | 
| EP0839478B1 (en) | 1996-10-14 | 2002-09-04 | Vitra Patente AG | A mechanism for a chair | 
| US6149236A (en) | 1996-10-14 | 2000-11-21 | Vitra Patents Ag | Chair frame, control mechanism and upholstery | 
| EP0949875B1 (en) | 1996-10-14 | 2001-11-21 | Vitra Patente AG | Chair frame, control mechanism and upholstery | 
| EP0836819A2 (en) | 1996-10-17 | 1998-04-22 | Haworth, Inc. | Height-adjustable chair arm assembly | 
| US5806927A (en) | 1997-04-11 | 1998-09-15 | American Components, Inc. | Adjustable lumbar seat support | 
| US6076892A (en) | 1997-06-04 | 2000-06-20 | Knoll, Inc. | Multi-adjustable armrest assembly | 
| US5951110A (en) | 1997-10-17 | 1999-09-14 | Irwin Seating Company | Contoured plastic seat back | 
| US6086153A (en) | 1997-10-24 | 2000-07-11 | Steelcase Inc. | Chair with reclineable back and adjustable energy mechanism | 
| US6991291B2 (en) | 1997-10-24 | 2006-01-31 | Steelcase Development Corporation | Back construction for seating unit having spring bias | 
| US6394548B1 (en) | 1997-10-24 | 2002-05-28 | Steelcase Development Corporation | Seating unit with novel seat construction | 
| US6116695A (en) | 1997-10-24 | 2000-09-12 | Steelcase Development Inc. | Chair control having an adjustable energy mechanism | 
| US5975634A (en) | 1997-10-24 | 1999-11-02 | Steelcase Development Inc. | Chair including novel back construction | 
| US5871258A (en) | 1997-10-24 | 1999-02-16 | Steelcase Inc. | Chair with novel seat construction | 
| US5997093A (en) | 1997-11-13 | 1999-12-07 | Gollin & Co., Inc. | Adjustable chair arm | 
| US6302486B1 (en) | 1997-12-03 | 2001-10-16 | Steelcase Development Corporation | Seating unit with adjustable armrest | 
| US6148979A (en) | 1998-01-20 | 2000-11-21 | Brigham Young University | Compliant overrunning clutch with centrifugal throw-out | 
| US5997094A (en) | 1998-06-05 | 1999-12-07 | Stylex, Inc. | Stackable chair with lumbar support | 
| US6189972B1 (en) | 1998-06-05 | 2001-02-20 | Teknion Furniture Systems Inc. | Lumbar support adjustment mechanism | 
| US6260921B1 (en) | 1998-06-05 | 2001-07-17 | Teknion Furniture Systems, Inc. | Lumbar support adjustment mechanism | 
| DE29811414U1 (en) | 1998-06-25 | 1998-11-05 | Wei Ri Healthy Chair Co., Ltd., Tainan | Health chair | 
| US5954399A (en) | 1998-07-15 | 1999-09-21 | Hong; Jung-Myung | Lumbar support for a car seat | 
| US6439661B1 (en) | 1998-10-20 | 2002-08-27 | Vitra Patente Ag | Chair mechanism | 
| USD437497S1 (en) | 1998-10-21 | 2001-02-13 | Vitra Patente Ag | Chair | 
| USD437701S1 (en) | 1999-04-12 | 2001-02-20 | Vitra Patente Ag | Chair | 
| EP1044634B1 (en) | 1999-04-12 | 2003-12-03 | Sdm Hansen Ag | Arm support for a chair | 
| US6508509B2 (en) | 1999-04-19 | 2003-01-21 | Steelcase Development Corporation | Back for seating unit and method of assembly | 
| US6471294B1 (en) | 1999-04-19 | 2002-10-29 | Steelcase Development Corporation | Adjustable lumbar support | 
| US6179384B1 (en) | 1999-04-21 | 2001-01-30 | Steelcase Development Inc. | Force adjusting device | 
| US6056367A (en) | 1999-04-26 | 2000-05-02 | Hsiao; Yun-Chien | Chair structure | 
| US6074013A (en) | 1999-04-27 | 2000-06-13 | Hsiao; Yun-Chien | Cross member of the seat and the backrest of a chair | 
| EP1059051A1 (en) | 1999-06-11 | 2000-12-13 | Vitra Patente AG | Adjustable arm-rest for a chair | 
| US6523898B1 (en) | 1999-06-17 | 2003-02-25 | Steelcase Development Corporation | Chair construction | 
| USD436260S1 (en) | 1999-11-08 | 2001-01-16 | Okamura Corporation | Chair | 
| USD437132S1 (en) | 1999-11-08 | 2001-02-06 | Okamura Corporation | Chair | 
| USD436259S1 (en) | 1999-11-08 | 2001-01-16 | Okamura Corporation | Chair | 
| USD436456S1 (en) | 2000-04-12 | 2001-01-23 | Allseating Corporation | Chair | 
| USD457739S1 (en) | 2000-05-25 | 2002-05-28 | Steelcase Development Corporation | Chair | 
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