B61F 5/308
Incorporating damping devices
Official title: {incorporating damping devices}
B61F5/308 (Incorporating damping devices) appears on 27 US grants and 25 published applications in this corpus.
Search patents in B61F- Granted patents
- 27
- Published applications
- 25
- Assignees
- 23
- Inventors
- 74
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 4 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 4 |
| 2017 | 0 | 0 |
| 2018 | 2 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Traction rod assembly16 Sep 2025US 12,415,553 B2Wabtec UK Limited
- Running gear for a rail vehicle9 Jul 2024US 12,030,532 B2Siemens Mobility Austria GmbH
- Rail vehicle and bogie28 Nov 2023US 11,827,251 B2Crrc Qingdao Sifang Co., Ltd.
- Load measuring device for railcar bogie24 Sep 2019US 10,422,685 B2Kawasaki Jukogyo Kabushiki Kaisha
- Autonomous rail vehicle systems and methods7 Nov 2024US 2024/0367696 A1Amsted Rail Company, Inc.
- Assembly for transmitting longitudinal forces in a rail vehicle4 Jan 2024US 2024/0001973 A1Siemens Mobility GmbH
- Rail vehicle and bogie4 May 2023US 2023/0132924 A1Crrc Qingdao Sifang Co., Ltd.
- Railway self-generating express freight car bogie19 Jan 2023US 2023/0018010 A1Crrc Meishan Co., Ltd.
- Traction rod assembly16 Jun 2022US 2022/0185344 A1Wabtec Rail Limited
Most cited
By later US patents
- Rail road car truck and fittings therefor51US 7,143,700 B2National Steel Car Limited · 2006
- Rail road car truck and members thereof49US 7,845,288 B2National Steel Car Limited · 2010
- Sideframe for a railroad car truck42US 5,226,369 ANational Castings, Inc. · 1993
- Rail road car truck and fittings therefor36US 7,497,169 B2National Steel Car Limited · 2009
- Rail road car truck and members thereof25US 8,272,333 B2National Steel Car Limited · 2012