B61D 33/0021
For adjustable or reclining seats
Official title: {for adjustable or reclining seats}
B61D33/0021 (For adjustable or reclining seats) appears on 13 US grants and 13 published applications in this corpus.
Search patents in B61D- Granted patents
- 13
- Published applications
- 13
- Assignees
- 8
- Inventors
- 33
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Conductor chair1 Jul 2025US 12,344,286 B2
- In-vehicle communication system21 May 2024US 11,987,274 B2Koito Electric Industries, Ltd.
- Aircraft divan convertible into a bed20 Jun 2023US 11,679,882 B2Bombardier Inc.
- Double-decker rail vehicle23 Nov 2021US 11,180,167 B2Crrc Qingdao Sifang Co., Ltd.
- Aircraft divan convertible into a bed22 Jun 2021US 11,040,776 B2Bombardier Inc.
- Multi-angle and translational seat pan bearing mechanism31 Jul 2025US 2025/0242924 A1B/E Aerospace, Inc.
- Conductor chair6 Mar 2025US 2025/0074482 A1
- In-Vehicle Communication System27 Jan 2022US 2022/0024498 A1Koito Electric Industries, Ltd.
- Aircraft divan convertible into a bed9 Sep 2021US 2021/0276719 A1Bombardier Inc.
- Aircraft divan convertible into a bed9 Jan 2020US 2020/0010198 A1Bombardier Inc.
Most cited
By later US patents
- Device for controlling power seats in vehicle45US 4,669,780 ANippon Soken, Inc. · 1987
- Seat and related leg rest and mechanism and method therefor13US 8,708,417 B2Air New Zealand Limited · 2014
- Multi-functional table and chair device7US 9,174,556 B22015
- Vehicle seat4US 10,144,312 B2Toyota Boshoku Kabushiki Kaisha · 2018
- Aircraft divan convertible into a bed3US 10,427,794 B2Bombardier Inc. · 2019