B61D 33/0014
Seat frames
Official title: {Seat frames (B61D33/0092 takes precedence)}
B61D33/0014 (Seat frames) appears on 33 US grants and 33 published applications in this corpus.
Search patents in B61D- Granted patents
- 33
- Published applications
- 33
- Assignees
- 23
- Inventors
- 77
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 4 | 3 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 3 | 4 |
| 2020 | 1 | 2 |
| 2021 | 6 | 5 |
| 2022 | 3 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Seat arrangement for a means of transport28 Apr 2026US 12,611,969 B2Grammer AG
- Conductor chair1 Jul 2025US 12,344,286 B2
- Seat mounting structure and train having same19 Nov 2024US 12,145,635 B2Crrc Qingdao Sifang Co., Ltd.
- In-vehicle communication system21 May 2024US 11,987,274 B2Koito Electric Industries, Ltd.
- Seat arrangement for a means of transport3 Oct 2023US 11,772,521 B2Grammer AG
- Frame for a backrest of a passenger seat12 Mar 2026US 2026/0070476 A1Franz Kiel GmbH
- Backrest for a passenger seat8 Jan 2026US 2026/0008392 A1Franz Kiel GmbH
- Multi-angle and translational seat pan bearing mechanism31 Jul 2025US 2025/0242924 A1B/E Aerospace, Inc.
- Conductor chair6 Mar 2025US 2025/0074482 A1
- Seat arrangement for a means of transport22 Jun 2023US 2023/0191956 A1Grammer AG
Most cited
By later US patents
- Device for controlling power seats in vehicle45US 4,669,780 ANippon Soken, Inc. · 1987
- Seat structure17US 6,921,132 B2Delta Tooling Co., Ltd. · 2005
- Two-abreast passenger seat13US 4,632,452 AIgnaz Vogel GmbH & Co. KG · 1986
- Seat and related leg rest and mechanism and method therefor13US 8,708,417 B2Air New Zealand Limited · 2014
- Seat arranged for enhanced sound perception via vibration11US 10,957,302 B2Flexound Systems Oy · 2021