B60R 2022/4446
Using one spring and one additional retraction device in series
Official title: {using one spring and one additional retraction device in series}
B60R2022/4446 (Using one spring and one additional retraction device in series) appears on 76 US grants and 24 published applications in this corpus.
Search patents in B60R- Granted patents
- 76
- Published applications
- 24
- Assignees
- 33
- Inventors
- 95
- Latest grant
- 22 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 4 |
| 2006 | 1 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 4 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 4 | 1 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Locking web retractor with controllable lock22 Nov 2022US 11,505,160 B2Indiana Mills & Manufacturing, Inc.
- Webbing take-up device14 Apr 2020US 10,618,762 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Webbing take-up device26 Jun 2018US 10,005,424 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Belt retractor and method for tightening an unused vehicle belt19 Jun 2018US 10,000,183 B2TRW Automotive GmbH
- Belt retractor with an electromotive winding aid and method for activating an electromotive winding aid for a belt retractor29 Nov 2016US 9,505,379 B2Autoliv Development AB
- Locking web retractor with controllable lock4 Mar 2021US 2021/0061221 A1Indiana Mills & Manufacturing, Inc.
- Webbing take-up device23 Aug 2018US 2018/0237246 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Webbing take-up device27 Oct 2016US 2016/0311398 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Belt retractor and method for tightening an unused vehicle belt24 Mar 2016US 2016/0082920 A1TRW Automotive GmbH
- Belt Retractor With an Electromotive Winding Aid and Method for Activating an Electromotive Winding Aid for a Belt Retractor31 Dec 2015US 2015/0375713 A1Autoliv Development AB
Most cited
By later US patents
- Safety belt tension reducing means38US 4,026,494 AAmerican Safety Equipment Corporation · 1977
- Friction clutch operated reduced tension safety retraction means24US 4,303,208 AAmerican Safety Equipment Corporation · 1981
- Device for controlling a seat belt retractor23US 7,341,216 B2Key Safety System, Inc. · 2008
- Method for controlling a seat belt retractor22US 7,475,840 B2Key Safety Systems, Inc. · 2009
- Webbing retractor21US 4,529,143 AKabushhiki Kaisha Tokai-Rika-Denki-Seisakusho · 1985