A61G 7/0528
Steering or braking devices for castor wheels
Official title: {Steering or braking devices for castor wheels}
A61G7/0528 (Steering or braking devices for castor wheels) appears on 485 US grants and 477 published applications in this corpus.
Search patents in A61G- Granted patents
- 485
- Published applications
- 477
- Assignees
- 117
- Inventors
- 696
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 5 |
| 2002 | 10 | 15 |
| 2003 | 10 | 14 |
| 2004 | 18 | 16 |
| 2005 | 15 | 18 |
| 2006 | 10 | 11 |
| 2007 | 13 | 23 |
| 2008 | 5 | 12 |
| 2009 | 11 | 12 |
| 2010 | 16 | 11 |
| 2011 | 19 | 20 |
| 2012 | 9 | 16 |
| 2013 | 16 | 8 |
| 2014 | 16 | 24 |
| 2015 | 15 | 21 |
| 2016 | 18 | 25 |
| 2017 | 17 | 17 |
| 2018 | 14 | 11 |
| 2019 | 18 | 36 |
| 2020 | 20 | 23 |
| 2021 | 24 | 29 |
| 2022 | 29 | 27 |
| 2023 | 25 | 27 |
| 2024 | 25 | 22 |
| 2025 | 24 | 19 |
| 2026 | 14 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Patient support apparatus having central dual control system of casters6 Oct 2026US 12,751,877 B2Linet Spol. S R.O.
- Caster having status indicator light6 Oct 2026US 12,752,572 B2Hill-Rom Services, Inc.
- Time-based wireless pairing between a medical device and a wall unit15 Sep 2026US 12,734,090 B2Hill-Rom Services, Inc.
- System for managing patient support apparatuses and clinical rounds15 Sep 2026US 12,738,373 B2Stryker Corporation
- Surgical table rail clamp apparatus8 Sep 2026US 12,728,056 B2Allen Medical Systems, Inc.
- Patient Support Apparatus Having A Skirt Barrier24 Sep 2026US 2026/0283879 A1Stryker Corporation
- Patient Transport Apparatus With Electro-Mechanical Braking System24 Sep 2026US 2026/0283880 A1Stryker Corporation
- Bed Base Frame24 Sep 2026US 2026/0283881 A1Kreg Medical, Inc.
- Carrier device10 Sep 2026US 2026/0263300 A1Jtekt Machine Systems Corporation
- Bed apparatus and transportation device10 Sep 2026US 2026/0263301 A1Paramount Bed Co., Ltd.
Most cited
By later US patents
- Patient care bed with network276US 7,237,287 B2Hill-Rom Services, Inc. · 2007
- Patient position detection apparatus for a bed226US 6,791,460 B2Hill-Rom Services, Inc. · 2004
- Stretcher controls223US 5,806,111 AHill-Rom, Inc. · 1998
- Mattress having a retractable foot section198US 6,611,979 B2Hill-Rom Services, Inc. · 2003
- Life support stretcher bed192US 4,584,989 A1986