A61G 5/022
Acting on wheels
Official title: {acting on wheels, e.g. on tires or hand rims}
A61G5/022 (Acting on wheels) appears on 69 US grants and 74 published applications in this corpus.
Search patents in A61G- Granted patents
- 69
- Published applications
- 74
- Assignees
- 37
- Inventors
- 161
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 3 | 4 |
| 2014 | 1 | 4 |
| 2015 | 5 | 5 |
| 2016 | 1 | 6 |
| 2017 | 5 | 6 |
| 2018 | 5 | 4 |
| 2019 | 7 | 10 |
| 2020 | 3 | 2 |
| 2021 | 7 | 3 |
| 2022 | 0 | 5 |
| 2023 | 4 | 1 |
| 2024 | 2 | 4 |
| 2025 | 2 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wheelchair mobility lever device17 Feb 2026US 12,551,387 B2
- Shower/commode wheeled chair12 Aug 2025US 12,383,447 B2Altimate Medical Holdings, Inc.
- Manually propelled floating aquatic wheelchair1 Apr 2025US 12,263,707 B2
- Smart-assistive mobility apparatus and associated systems and methods6 Aug 2024US 12,053,420 B1
- Wheelchair systems and methods to follow a companion13 Feb 2024US 11,896,536 B2Toyota Motor North America, Inc.
- System to measure pushrim propulsion dynamics in wheelchairs30 Jul 2026US 2026/0219076 A1The United States Government as represented by the Department of Veterans Affairs
- Wheelchair wheel system26 Mar 2026US 2026/0083606 A1
- Mobility impaired rehabilitation wheelchair13 Nov 2025US 2025/0345218 A1
- Multi-Speed Ergonomic Wheelchair And Devices And Methods Therefor2 Oct 2025US 2025/0302681 A1Regents of the University of Minnesota
- Apparatus and method for automated wheelchair assistance29 May 2025US 2025/0170002 A1
Most cited
By later US patents
- Stair-climbing wheelchair56US 4,108,449 A1978
- Manual propulsion apparatus for wheelchairs42US 4,652,026 A1987
- Self-propelled all terrain wheelchair34US 5,308,098 A1994
- Wheel chair propulsion system32US 4,354,691 AQueen's University at Kingston · 1982
- Wheelchair manual drive mechanism29US 5,037,120 A1991