B60N 2/433
Safety locks for back-rests
Official title: Safety locks for back-rests, e.g. with locking bars activated by inertia
B60N2/433 (Safety locks for back-rests) appears on 185 US grants and 117 published applications in this corpus.
Search patents in B60N- Granted patents
- 185
- Published applications
- 117
- Assignees
- 105
- Inventors
- 358
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 6 |
| 2003 | 7 | 4 |
| 2004 | 6 | 4 |
| 2005 | 4 | 2 |
| 2006 | 1 | 2 |
| 2007 | 3 | 4 |
| 2008 | 1 | 5 |
| 2009 | 3 | 3 |
| 2010 | 3 | 2 |
| 2011 | 0 | 5 |
| 2012 | 1 | 4 |
| 2013 | 3 | 6 |
| 2014 | 10 | 0 |
| 2015 | 3 | 2 |
| 2016 | 5 | 7 |
| 2017 | 0 | 4 |
| 2018 | 3 | 5 |
| 2019 | 9 | 9 |
| 2020 | 12 | 13 |
| 2021 | 10 | 6 |
| 2022 | 3 | 4 |
| 2023 | 4 | 3 |
| 2024 | 1 | 4 |
| 2025 | 2 | 6 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Deployable seat frame brace6 Oct 2026US 12,752,681 B2Ford Global Technologies, LLC
- Latch assembly capable of maintaining locking state4 Aug 2026US 12,697,907 B2Daechang Seat Co., LTD-Dongtan
- Method and apparatus for operating a multi-position vehicle seat and restraining an occupant of such seat28 Jul 2026US 12,691,801 B2Atieva, Inc.
- Collision locking device for rear split seat of vehicle23 Jun 2026US 12,662,029 B2Hyundai Transys Inc.
- Method and apparatus for operating a multi-position vehicle seat and restraining an occupant of such seat3 Mar 2026US 12,565,127 B2Atieva, Inc.
- Seat Bench for a Vehicle, and Vehicle1 Oct 2026US 2026/0296275 A1Bayerische Motoren Werke Aktiengesellschaft
- Seatback lock device and vehicle seat17 Sep 2026US 2026/0274120 A1NHK Spring Co., Ltd.
- Reclining device and vehicle seat25 Jun 2026US 2026/0175751 A1NHK Spring Co., Ltd.
- Reclining device and vehicle seat25 Jun 2026US 2026/0175752 A1NHK Spring Co., Ltd.
- Oscillating inertial latch5 Feb 2026US 2026/0036178 A1Tesla, Inc.
Most cited
By later US patents
- Seatback recliner mechanism and inertia operated lock84US 4,634,182 AP. L. Porter Company · 1987
- Vehicle seat with a yielding recliner stop43US 6,209,955 B1Johnson Controls Technology Company · 2001
- Power recliner with inertia latch40US 4,402,547 AKeiper U. S. A., Inc. · 1983
- Motor-vehicle seat hinge38US 4,143,905 AKeiper Automobiltechnik GmbH & Co. KG · 1979
- Inertia latch assembly for seat hinge mechanism38US 5,460,429 AFisher Dynamics Corporation · 1995