A61G 5/1027
Hub elements
Official title: {Hub elements, e.g. drums}
A61G5/1027 (Hub elements) appears on 53 US grants and 46 published applications in this corpus.
Search patents in A61G- Granted patents
- 53
- Published applications
- 46
- Assignees
- 24
- Inventors
- 100
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 3 |
| 2004 | 2 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 2 | 5 |
| 2015 | 4 | 5 |
| 2016 | 3 | 0 |
| 2017 | 3 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 3 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mobility systems and methods24 Mar 2026US 12,582,571 B2Altimate Medical, Inc.
- Wheelchair with emergency brake system4 Nov 2025US 12,458,548 B1Prince Mohammad Bin Fahd University
- Power transmission mechanism4 Jun 2024US 11,998,496 B2National Institute of Advanced Industrial Science and Technology
- Motorized accessory for a wheelchair14 May 2024US 11,980,577 B2
- Wheelchair22 Aug 2023US 11,730,644 B2Eppur
- Mobility systems and methods25 Jun 2026US 2026/0174617 A1Altimate Medical, Inc.
- Hub Locking System for Wheelchairs18 Jun 2026US 2026/0165892 A1
- A wheel assembly for a manual wheelchair11 Jun 2026US 2026/0157897 A1
- Wheelchair wheel system26 Mar 2026US 2026/0083606 A1
- Motorized accessory for a wheelchair5 Sep 2024US 2024/0293273 A1
Most cited
By later US patents
- Electrically powered wheel-chair for indoor and outdoor use157US 3,952,822 AStiftelsen Teknisk Hjalp at Handikappade Permobilstiftelsen · 1976
- Hand operated wheel-chair88US 3,953,054 APermobilstiftelsen · 1976
- Stair chair53US 6,435,538 B1Ferno-Washington, Inc. · 2002
- Automatic braking wheelchair36US 5,203,433 A1993
- Automatic locking system for wheelchairs29US 6,264,007 B1Safer Automatic Wheelchair Wheel Locks Inc. · 2001