B61G 9/10
With separate mechanical friction shock-absorbers
Official title: with separate mechanical friction shock-absorbers
B61G9/10 (With separate mechanical friction shock-absorbers) appears on 53 US grants and 45 published applications in this corpus.
Search patents in B61G- Granted patents
- 53
- Published applications
- 45
- Assignees
- 24
- Inventors
- 61
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 5 |
| 2006 | 1 | 2 |
| 2007 | 3 | 2 |
| 2008 | 2 | 8 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 4 | 1 |
| 2013 | 1 | 3 |
| 2014 | 4 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 1 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 3 |
| 2023 | 1 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Extended travel railcar damping system21 Jul 2026US 12,686,420 B2A. Stucki Company
- Yoke assembly for a coupler system24 Mar 2026US 12,583,490 B2Transportation IP Holdings, LLC
- Yoke-mounted coupler support3 Feb 2026US 12,539,897 B2Strato Technology Solutions, LLC
- Railroad freight car draft gear friction modifying insert4 Nov 2025US 12,459,550 B2Miner Enterprises, Inc.
- Coupler device for a coupling, in particular of a rail vehicle1 Jul 2025US 12,344,288 B2Faiveley Transport Schwab AG
- A shear-off device for train couplers27 Mar 2025US 2025/0100594 A1Rxd - Research Exchange Development AB
- Extended travel railcar damping system7 Dec 2023US 2023/0391381 A1A. Stucki Company
- Railroad freight car draft geart friction modifying insert10 Aug 2023US 2023/0249720 A1Miner Enterprises, Inc.
- Yoke assembly for a coupler system2 Mar 2023US 2023/0063070 A1Transportation IP Holdings, LLC
- Yoke-mounted coupler support6 Oct 2022US 2022/0315069 A1Strato, Inc.
Most cited
By later US patents
- Energy absorbing assembly32US 4,346,795 AHarvey Hubbell Incorporated · 1982
- Split wedge draft gear with center friction plate20US 4,735,328 AMiner Enterprises, Inc. · 1988
- Railroad car draft gear having a long travel18US 6,478,173 B2Miner Enterprises, Inc. · 2002
- Draft gear for a reduced-slack drawbar assembly16US 6,488,162 B1Miner Enterprises, Inc. · 2002
- Draft gear for railroad car coupler system15US 4,576,295 AMiner Enterprises, Inc. · 1986