| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP1900577AJPS53104142A (en) | 1977-02-23 | 1977-02-23 | Analog memory | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP1900577AJPS53104142A (en) | 1977-02-23 | 1977-02-23 | Analog memory | 
| Publication Number | Publication Date | 
|---|---|
| JPS53104142A JPS53104142A (en) | 1978-09-11 | 
| JPS5540959B2true JPS5540959B2 (en) | 1980-10-21 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP1900577AGrantedJPS53104142A (en) | 1977-02-23 | 1977-02-23 | Analog memory | 
| Country | Link | 
|---|---|
| JP (1) | JPS53104142A (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US10617271B2 (en) | 2013-12-19 | 2020-04-14 | Aktiebolaget Electrolux | Robotic cleaning device and method for landmark recognition | 
| US10678251B2 (en) | 2014-12-16 | 2020-06-09 | Aktiebolaget Electrolux | Cleaning method for a robotic cleaning device | 
| US10729297B2 (en) | 2014-09-08 | 2020-08-04 | Aktiebolaget Electrolux | Robotic vacuum cleaner | 
| US10874271B2 (en) | 2014-12-12 | 2020-12-29 | Aktiebolaget Electrolux | Side brush and robotic cleaner | 
| US10877484B2 (en) | 2014-12-10 | 2020-12-29 | Aktiebolaget Electrolux | Using laser sensor for floor type detection | 
| US10874274B2 (en) | 2015-09-03 | 2020-12-29 | Aktiebolaget Electrolux | System of robotic cleaning devices | 
| US11099554B2 (en) | 2015-04-17 | 2021-08-24 | Aktiebolaget Electrolux | Robotic cleaning device and a method of controlling the robotic cleaning device | 
| US11122953B2 (en) | 2016-05-11 | 2021-09-21 | Aktiebolaget Electrolux | Robotic cleaning device | 
| US11474533B2 (en) | 2017-06-02 | 2022-10-18 | Aktiebolaget Electrolux | Method of detecting a difference in level of a surface in front of a robotic cleaning device | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US10617271B2 (en) | 2013-12-19 | 2020-04-14 | Aktiebolaget Electrolux | Robotic cleaning device and method for landmark recognition | 
| US10729297B2 (en) | 2014-09-08 | 2020-08-04 | Aktiebolaget Electrolux | Robotic vacuum cleaner | 
| US10877484B2 (en) | 2014-12-10 | 2020-12-29 | Aktiebolaget Electrolux | Using laser sensor for floor type detection | 
| US10874271B2 (en) | 2014-12-12 | 2020-12-29 | Aktiebolaget Electrolux | Side brush and robotic cleaner | 
| US10678251B2 (en) | 2014-12-16 | 2020-06-09 | Aktiebolaget Electrolux | Cleaning method for a robotic cleaning device | 
| US11099554B2 (en) | 2015-04-17 | 2021-08-24 | Aktiebolaget Electrolux | Robotic cleaning device and a method of controlling the robotic cleaning device | 
| US10874274B2 (en) | 2015-09-03 | 2020-12-29 | Aktiebolaget Electrolux | System of robotic cleaning devices | 
| US11122953B2 (en) | 2016-05-11 | 2021-09-21 | Aktiebolaget Electrolux | Robotic cleaning device | 
| US11474533B2 (en) | 2017-06-02 | 2022-10-18 | Aktiebolaget Electrolux | Method of detecting a difference in level of a surface in front of a robotic cleaning device | 
| Publication number | Publication date | 
|---|---|
| JPS53104142A (en) | 1978-09-11 |