B60R 22/38
Responsive only to belt movement
Official title: responsive only to belt movement
B60R22/38 (Responsive only to belt movement) appears on 117 US grants and 72 published applications in this corpus.
Search patents in B60R- Granted patents
- 117
- Published applications
- 72
- Assignees
- 61
- Inventors
- 196
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 3 |
| 2005 | 4 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 6 |
| 2012 | 1 | 1 |
| 2013 | 2 | 6 |
| 2014 | 3 | 4 |
| 2015 | 7 | 7 |
| 2016 | 7 | 10 |
| 2017 | 9 | 3 |
| 2018 | 8 | 1 |
| 2019 | 5 | 5 |
| 2020 | 0 | 4 |
| 2021 | 3 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 7 |
| 2025 | 3 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-locking belt retractor5 May 2026US 12,617,370 B2Autoliv Development AB
- Webbing take-up device6 Jan 2026US 12,515,613 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Load limiting seatbelt retractor14 Oct 2025US 12,441,272 B2Ford Global Technologies, LLC
- Load-limiting seatbelt retractor7 Oct 2025US 12,434,660 B2Ford Global Technologies, LLC
- Webbing take-up device8 Apr 2025US 12,269,418 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Seat belt retractor17 Sep 2026US 2026/0274201 A1Yanfeng International Automotive Technology Co., Ltd.
- Belt retractor for a seatbelt device of a motor vehicle16 Apr 2026US 2026/0103165 A1
- Webbing winding device1 May 2025US 2025/0136041 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Seat belt web retractors and associated systems and methods28 Nov 2024US 2024/0391595 A1AmSafe, Inc.
- Webbing take-up device21 Nov 2024US 2024/0383437 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
Most cited
By later US patents
- Seat belt retractor employing ultrasonic motor87US 5,765,774 ATakata Corporation · 1998
- Device for prevention of slap-back lock of inertia reel36US 5,794,878 AAm-Safe, Inc. · 1998
- Winding-in device for vehicle safety belts24US 4,177,962 A1979
- Automatic roll-up device for a safety belt22US 4,422,594 ARepa Feinstanzwerk GmbH · 1983
- Novel locking mechanism and reel for retractor16US 4,168,810 AAllied Chemical Corporation · 1979