A61G 5/1054
Large wheels
Official title: {Large wheels, e.g. higher than the seat portion}
A61G5/1054 (Large wheels) appears on 797 US grants and 452 published applications in this corpus.
Search patents in A61G- Granted patents
- 797
- Published applications
- 452
- Assignees
- 319
- Inventors
- 1,264
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 18 | 0 |
| 1990 | 18 | 0 |
| 1991 | 24 | 0 |
| 1992 | 27 | 0 |
| 1993 | 24 | 0 |
| 1994 | 30 | 0 |
| 1995 | 23 | 0 |
| 1996 | 33 | 0 |
| 1997 | 22 | 0 |
| 1998 | 28 | 0 |
| 1999 | 22 | 0 |
| 2000 | 37 | 0 |
| 2001 | 38 | 7 |
| 2002 | 36 | 26 |
| 2003 | 27 | 29 |
| 2004 | 20 | 21 |
| 2005 | 22 | 38 |
| 2006 | 26 | 35 |
| 2007 | 28 | 35 |
| 2008 | 17 | 23 |
| 2009 | 13 | 5 |
| 2010 | 11 | 12 |
| 2011 | 11 | 12 |
| 2012 | 13 | 24 |
| 2013 | 15 | 19 |
| 2014 | 15 | 13 |
| 2015 | 12 | 20 |
| 2016 | 14 | 21 |
| 2017 | 16 | 13 |
| 2018 | 13 | 15 |
| 2019 | 13 | 16 |
| 2020 | 13 | 12 |
| 2021 | 13 | 22 |
| 2022 | 6 | 2 |
| 2023 | 10 | 13 |
| 2024 | 10 | 11 |
| 2025 | 7 | 5 |
| 2026 | 7 | 3 |
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
- Wheelchair wheel2 Jun 2026US 12,642,720 B2P + L Innovations GmbH
- Auxiliary drive device for a wheelchair26 May 2026US 12,636,207 B2Alber GmbH
- Auxiliary drive device for a wheelchair7 Apr 2026US 12,594,201 B2Alber GmbH
- Auxiliary drive device for a wheelchair24 Mar 2026US 12,582,565 B2Alber GmbH
- Mobile manual standing wheelchair25 Jun 2026US 2026/0174609 A1
- Electric wheelchair and wheel of electric wheelchair23 Apr 2026US 2026/0108402 A1Yamaha Hatsudoki Kabushiki Kaisha
- Wheelchair23 Apr 2026US 2026/0108404 A1Permobil AB
- Wheelchair simulator11 Dec 2025US 2025/0375326 A1Chiba Institute of Technology
- Wheelchair simulator11 Dec 2025US 2025/0378226 A1Chiba Institute of Technology
Most cited
By later US patents
- Apparatus for coupling wheelchairs to ventilator carts172US 6,273,444 B1Mallinckrodt Inc. · 2001
- Wheel chair with provisions for patient walker148US 5,419,571 A1995
- Self-adjusting pressure relief seating system and methodology137US 6,036,271 ASpan-America Medical Systems, Inc. · 2000
- Wheelchair drive135US 4,759,418 A1988
- Modular power drive wheelchair127US 5,156,226 AEverest & Jennings, Inc. · 1992