A61G 5/021
Having particular propulsion mechanisms
Official title: {having particular propulsion mechanisms}
A61G5/021 (Having particular propulsion mechanisms) appears on 257 US grants and 197 published applications in this corpus.
Search patents in A61G- Granted patents
- 257
- Published applications
- 197
- Assignees
- 104
- Inventors
- 464
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 0 |
| 2002 | 3 | 5 |
| 2003 | 3 | 2 |
| 2004 | 3 | 3 |
| 2005 | 5 | 7 |
| 2006 | 1 | 9 |
| 2007 | 2 | 5 |
| 2008 | 2 | 9 |
| 2009 | 4 | 9 |
| 2010 | 7 | 8 |
| 2011 | 4 | 6 |
| 2012 | 6 | 9 |
| 2013 | 8 | 7 |
| 2014 | 5 | 7 |
| 2015 | 9 | 11 |
| 2016 | 10 | 13 |
| 2017 | 10 | 16 |
| 2018 | 13 | 10 |
| 2019 | 10 | 16 |
| 2020 | 8 | 7 |
| 2021 | 13 | 9 |
| 2022 | 2 | 9 |
| 2023 | 9 | 5 |
| 2024 | 7 | 6 |
| 2025 | 3 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pump-action wheelchair and conversion kit6 Oct 2026US 12,751,871 B2
- Wheelchair propulsion system8 Sep 2026US 12,728,052 B2
- 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
- System to measure pushrim propulsion dynamics in wheelchairs30 Jul 2026US 2026/0219076 A1The United States Government as represented by the Department of Veterans Affairs
- A wheel assembly for a manual wheelchair11 Jun 2026US 2026/0157897 A1
- 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
Most cited
By later US patents