A47C 1/025
By means of a rack-and-pinion or like gearing mechanism
Official title: by means of a rack-and-pinion or like gearing mechanism
A47C1/025 (By means of a rack-and-pinion or like gearing mechanism) appears on 52 US grants and 53 published applications in this corpus.
Search patents in A47C- Granted patents
- 52
- Published applications
- 53
- Assignees
- 35
- Inventors
- 117
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 3 |
| 2014 | 1 | 5 |
| 2015 | 7 | 3 |
| 2016 | 2 | 1 |
| 2017 | 4 | 5 |
| 2018 | 1 | 3 |
| 2019 | 2 | 0 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 4 | 10 |
| 2023 | 5 | 5 |
| 2024 | 6 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Access system24 Sep 2024US 12,096,863 B2The United States Government as represented by the Department of Veterans Affairs
- Wheelchair with dynamic occupant-tilt feature23 Jul 2024US 12,042,447 B2Christiana Care Health System, Inc.
- Portable folding chair21 May 2024US 11,986,099 B2
- Adjustable chair and associated systems, methods, devices, and software5 Mar 2024US 11,918,122 B2StröM Ergonomics Corp.
- Actuator for recliner6 Feb 2024US 11,889,923 B2Daechang Seat Co., LTD-Dongtan
- Reclining chair with cartridge11 Jul 2024US 2024/0225285 A1Current Products Corp.
- Pivotal fitting and sitting or lying device23 May 2024US 2024/0164526 A1Hettich Franke GmbH & Co. KG
- Adjustable chair and associated systems, methods, devices, and software23 May 2024US 2024/0164543 A1StröM Ergonomics Corp.
- Sofa1 Feb 2024US 2024/0032700 A1Ningbo Julian Intelligent Technology Co., Ltd.
- Adjustable Chair And Associated Systems, Methods, Devices, And Software14 Dec 2023US 2023/0397741 A1StröM Ergonomics Corp.
Most cited
By later US patents
- Adaptive seating device for diagnostic testing49US 5,624,159 AVess Chairs, Inc. · 1997
- Reclining chair34US 4,678,229 AGolden Associates · 1987
- Seats with an adjustable-tilt back-rest24US 4,386,805 ASociete Industrielle Bertrand Faure · 1983
- Seat reclining device and seat device21US 8,985,690 B2Aisin Seiki Kabushiki Kaisha · 2015
- Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs20US 9,655,458 B22017