A61G 5/047
By a modular detachable drive system
Official title: {by a modular detachable drive system}
A61G5/047 (By a modular detachable drive system) appears on 209 US grants and 233 published applications in this corpus.
Search patents in A61G- Granted patents
- 209
- Published applications
- 233
- Assignees
- 105
- Inventors
- 423
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 3 | 6 |
| 2005 | 4 | 4 |
| 2006 | 1 | 4 |
| 2007 | 4 | 2 |
| 2008 | 1 | 7 |
| 2009 | 0 | 2 |
| 2010 | 4 | 5 |
| 2011 | 3 | 9 |
| 2012 | 4 | 4 |
| 2013 | 6 | 4 |
| 2014 | 3 | 5 |
| 2015 | 8 | 11 |
| 2016 | 10 | 9 |
| 2017 | 11 | 9 |
| 2018 | 7 | 14 |
| 2019 | 13 | 22 |
| 2020 | 11 | 17 |
| 2021 | 19 | 18 |
| 2022 | 10 | 20 |
| 2023 | 11 | 18 |
| 2024 | 15 | 18 |
| 2025 | 15 | 11 |
| 2026 | 12 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wheelchair drive apparatus and method25 Aug 2026US 12,714,614 B2
- Articulated motor support for wheelchair18 Aug 2026US 12,708,574 B2Motion Composites Inc.
- Front add-on for a wheelchair2 Jun 2026US 12,642,719 B2Permobil AB
- Auxiliary drive device for a wheelchair26 May 2026US 12,636,207 B2Alber GmbH
- Electric power-assisting wheelchair control device21 Apr 2026US 12,605,293 B2Technotonin Industries LLC
- Folding Loading Systems For Patient Transport Apparatuses1 Oct 2026US 2026/0294701 A1Stryker Corporation
- Docking device for wheelchairs6 Aug 2026US 2026/0224415 A1Maskinfabrik Dahl Engineering Aps
- Electrical power assistance device for transport wheelchair23 Jul 2026US 2026/0207401 A1Udeego, Inc.
- Auxiliary Traction Device for Wheelchairs for the Disabled21 May 2026US 2026/0137568 A1Klaxon Mobility GMBH
- Drifting kart30 Apr 2026US 2026/0115064 A1
Most cited
By later US patents
- Power assist device for a wheelchair146US 5,222,567 AGenus, Inc. · 1993
- Wheelchair drive135US 4,759,418 A1988
- Robot with a manipulator arm134US 7,161,322 B2Intouch Technologies, Inc. · 2007
- Powered wheelchair with a detachable power drive assembly110US 5,351,774 AQuickie Designs Inc. · 1994
- Detachable propulsive device for wheelchair102US 5,826,670 A1998