| DE2344065C2 (en)* | 1973-08-31 | 1975-10-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Arrangement for actuating dot-generating printing elements in a mosaic print head |
| US3889166A (en)* | 1974-01-15 | 1975-06-10 | Quintron Inc | Automatic frequency control for a sandwich transducer using voltage feedback |
| US4012647A (en)* | 1974-01-31 | 1977-03-15 | Ultrasonic Systems, Inc. | Ultrasonic motors and converters |
| US3967143A (en)* | 1974-10-10 | 1976-06-29 | Oki Electric Industry Company, Ltd. | Ultrasonic wave generator |
| US3975650A (en)* | 1975-01-30 | 1976-08-17 | Payne Stephen C | Ultrasonic generator drive circuit |
| BR7608703A (en)* | 1975-12-30 | 1977-10-25 | Litton Industries Inc | ELECTRIC CONTROL AND CONTROL CIRCUIT FOR ULTRASONIC DENTAL TREATMENT DEVICES |
| US4227110A (en)* | 1976-11-10 | 1980-10-07 | Westinghouse Electric Corp. | Transducer control system |
| DE2710049C2 (en)* | 1977-03-08 | 1985-03-07 | MEDTRONIC medizinisch-elektronische Gerätegesellschaft mbH, 6390 Usingen | Ultrasonic dental treatment device |
| DE2721225C2 (en)* | 1977-05-11 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for frequency self-control of an ultrasonic transmitter transducer |
| FR2421513A1 (en)* | 1978-03-31 | 1979-10-26 | Gaboriaud Paul | ULTRA-SONIC ATOMIZER WITH AUTOMATIC CONTROL |
| DE2847208C2 (en)* | 1978-10-30 | 1983-11-24 | Siegas Metallwarenfabrik Wilhelm Loh Gmbh & Co Kg, 5900 Siegen | Control circuit for a vibratory electromechanical system |
| US4277710A (en)* | 1979-04-30 | 1981-07-07 | Dukane Corporation | Control circuit for piezoelectric ultrasonic generators |
| US4341574A (en)* | 1980-08-25 | 1982-07-27 | Texas Instruments Incorporated | Ultrasonic bond energy monitor |
| JPS58763A (en)* | 1981-06-25 | 1983-01-05 | Honda Motor Co Ltd | Gas rate sensor |
| US4469974A (en)* | 1982-06-14 | 1984-09-04 | Eaton Corporation | Low power acoustic fuel injector drive circuit |
| GB2156174B (en)* | 1984-03-21 | 1988-01-27 | Plessey Co Plc | Electrical oscillator tuning arrangement |
| ATE35920T1 (en)* | 1984-09-04 | 1988-08-15 | Med Inventio Ag | POWER GENERATOR FOR AN ULTRASONIC TRANSDUCER. |
| GB8522819D0 (en)* | 1985-09-16 | 1985-10-23 | Mccracken W | Control of vibration energisation |
| JPS61115173U (en)* | 1985-12-20 | 1986-07-21 | | |
| JPH0690101B2 (en)* | 1986-03-28 | 1994-11-14 | 株式会社長野計器製作所 | Gas pressure gauge |
| GB8611510D0 (en)* | 1986-05-12 | 1986-06-18 | Rawson F F H | Ultrasonic devices |
| US4687962A (en)* | 1986-12-15 | 1987-08-18 | Baxter Travenol Laboratories, Inc. | Ultrasonic horn driving apparatus and method with active frequency tracking |
| DD262084A1 (en)* | 1987-07-08 | 1988-11-16 | Weinert E Messgeraetewerk | CIRCUIT ARRANGEMENT FOR ELECTRONIC ENGAGEMENT OF A SPRING-MASS SWINGER IN HIS RESONANCE FREQUENCY |
| DE69016702T2 (en)* | 1989-06-07 | 1995-10-05 | Nippon Denso Co | Drive system for an actuator with a piezoelectric element for use in a motor vehicle. |
| US5113116A (en)* | 1989-10-05 | 1992-05-12 | Firma J. Eberspacher | Circuit arrangement for accurately and effectively driving an ultrasonic transducer |
| US5097171A (en)* | 1989-10-24 | 1992-03-17 | Nippondenso Co., Ltd. | Piezo-actuator shock absorber damping force controlling system having abnormality detection function |
| DE4035084A1 (en)* | 1990-11-05 | 1992-05-07 | Jenoptik Jena Gmbh | ARRANGEMENT FOR MEASURING LINEAR DIMENSIONS ON A STRUCTURED SURFACE OF A MEASURED OBJECT |
| DE4400210A1 (en)* | 1994-01-05 | 1995-08-10 | Branson Ultraschall | Method and device for operating a generator for the HF energy supply of an ultrasonic transducer |
| US5989275A (en)* | 1997-02-28 | 1999-11-23 | Ethicon Endo-Surgery, Inc. | Damping ultrasonic transmission components |
| US5810859A (en)* | 1997-02-28 | 1998-09-22 | Ethicon Endo-Surgery, Inc. | Apparatus for applying torque to an ultrasonic transmission component |
| US5968060A (en)* | 1997-02-28 | 1999-10-19 | Ethicon Endo-Surgery, Inc. | Ultrasonic interlock and method of using the same |
| AU6357298A (en) | 1997-04-28 | 1998-10-29 | Ethicon Endo-Surgery, Inc. | Methods and devices for controlling the vibration of ultrasonic transmission components |
| US6571643B1 (en) | 1998-08-13 | 2003-06-03 | Electronics For Imaging, Inc. | Ultrasound speed measurement of temperature and pressure effects |
| GB9924158D0 (en) | 1999-10-12 | 1999-12-15 | Lifecare Designs Limited | Nebuliser |
| US6824040B2 (en)* | 2001-03-21 | 2004-11-30 | Forward Technology Industries, Inc. | Method and apparatus for linear vibration welding |
| US20030192532A1 (en)* | 2002-04-12 | 2003-10-16 | Hopkins Andrew David | Nebulizer |
| DE102004020895B4 (en)* | 2004-04-28 | 2012-05-24 | Endress + Hauser Gmbh + Co. Kg | Device for determining and / or monitoring the level of a medium |
| US20080209650A1 (en)* | 2005-05-03 | 2008-09-04 | Ultreo, Inc. | Oral hygiene devices |
| DE102007013055B4 (en)* | 2007-03-19 | 2015-11-26 | Sauer Ultrasonic Gmbh | Method and device for determining the frequency characteristic and for operating an ultrasonic tool |
| CN102573967B (en) | 2009-07-17 | 2014-06-11 | 内克塔医疗公司 | Negatively biased sealed nebulizer systems and methods |
| RS55481B1 (en) | 2009-07-17 | 2017-04-28 | Nektar Therapeutics | Systems and methods for driving sealed nebulizers |
| EP2409664B1 (en)* | 2010-07-22 | 2013-10-30 | W & H Dentalwerk Bürmoos GmbH | Medicinal treatment device and method for regulating same |
| CN103302015B (en)* | 2013-06-26 | 2015-07-15 | 杭州电子科技大学 | Circuit for driving high-power ultrasonic transducer by one square wave |
| IL217513A0 (en) | 2013-09-04 | 2012-02-29 | Nektar Therapeutics | Negatively biased sealed nebulizers systems and methods |
| US10577489B2 (en) | 2015-05-08 | 2020-03-03 | Dow Global Technologies Llc | Process for foaming polyolefin compositions using an azodicarbonamide/citrate mixture as a nucleating agent |
| DE102016211729A1 (en)* | 2016-06-29 | 2018-01-04 | Robert Bosch Gmbh | Method for operating an ultrasonic drilling machine |
| US20190346692A1 (en)* | 2018-05-09 | 2019-11-14 | Johnson & Johnson Vision Care, Inc. | Electronic ophthalmic lens for measuring distance using ultrasound time-of-flight |