A61G 5/043
Mid wheel drive
Official title: {Mid wheel drive}
A61G5/043 (Mid wheel drive) appears on 231 US grants and 240 published applications in this corpus.
Search patents in A61G- Granted patents
- 231
- Published applications
- 240
- Assignees
- 98
- Inventors
- 340
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 1 |
| 2002 | 6 | 3 |
| 2003 | 5 | 6 |
| 2004 | 4 | 17 |
| 2005 | 6 | 14 |
| 2006 | 7 | 12 |
| 2007 | 9 | 9 |
| 2008 | 11 | 14 |
| 2009 | 6 | 7 |
| 2010 | 13 | 14 |
| 2011 | 3 | 12 |
| 2012 | 12 | 10 |
| 2013 | 9 | 11 |
| 2014 | 11 | 11 |
| 2015 | 12 | 13 |
| 2016 | 14 | 14 |
| 2017 | 9 | 6 |
| 2018 | 8 | 11 |
| 2019 | 9 | 8 |
| 2020 | 5 | 9 |
| 2021 | 12 | 11 |
| 2022 | 11 | 3 |
| 2023 | 4 | 8 |
| 2024 | 4 | 7 |
| 2025 | 8 | 3 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric office wheelchair14 Jul 2026US 12,678,354 B2FSC Tech Pte. Ltd.
- Autonomous mobility system12 May 2026US 12,622,826 B2Morgan State University
- Mobility support device with step climbing mechanism10 Mar 2026US 12,569,382 B2University of Tsukuba
- Wheelchair suspension28 Oct 2025US 12,453,665 B2
- Powered midwheel drive wheelchair with standing capability9 Sep 2025US 12,409,085 B2Permobil AB
- Electric wheelchair13 Aug 2026US 2026/0232504 A1Jtekt Corporation
- Electric mobility vehicle30 Apr 2026US 2026/0115062 A1WHILL, Inc.
- Powered midwheel drive wheelchair with standing capability30 Apr 2026US 2026/0115065 A1Permobil AB
- Reclining Wheelchair Device16 Apr 2026US 2026/0102295 A1
- Electric wheelchair29 Jan 2026US 2026/0026984 A1Xsto Co., Ltd.
Most cited
By later US patents
- Wheelchair for transporting or assisting the displacement of at least one user, particularly for handicapped person193US 5,964,473 ADegonda Rehab SA · 1999
- Mobile chair180US 4,413,693 A1983
- Mid-wheel drive power wheelchair171US 5,944,131 APride Health Care, Inc. · 1999
- Wheeled chassis138US 4,513,832 APermobil AB · 1985
- Powered mobility chair for individual137US 5,435,404 A1995