B61G 5/00
Couplings for special purposes not otherwise provided for
B61G5/00 (Couplings for special purposes not otherwise provided for) appears on 334 US grants and 209 published applications in this corpus.
Search patents in B61G- Granted patents
- 334
- Published applications
- 209
- Assignees
- 172
- Inventors
- 623
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 12 | 0 |
| 1991 | 4 | 0 |
| 1992 | 12 | 0 |
| 1993 | 8 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 2 |
| 2002 | 4 | 2 |
| 2003 | 2 | 4 |
| 2004 | 7 | 7 |
| 2005 | 4 | 3 |
| 2006 | 2 | 6 |
| 2007 | 4 | 8 |
| 2008 | 4 | 3 |
| 2009 | 4 | 8 |
| 2010 | 8 | 8 |
| 2011 | 7 | 12 |
| 2012 | 4 | 4 |
| 2013 | 6 | 8 |
| 2014 | 7 | 9 |
| 2015 | 11 | 6 |
| 2016 | 5 | 6 |
| 2017 | 13 | 13 |
| 2018 | 6 | 13 |
| 2019 | 5 | 17 |
| 2020 | 15 | 15 |
| 2021 | 12 | 8 |
| 2022 | 13 | 11 |
| 2023 | 10 | 17 |
| 2024 | 2 | 8 |
| 2025 | 10 | 7 |
| 2026 | 17 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrical coupler for a first car of a multi-car vehicle29 Sep 2026US 12,746,954 B2Dellner Couplers AB
- Power supply system for groups of electrical loads1 Sep 2026US 12,722,669 B2HARTING Electric Stiftung & Co. KG
- Device for supporting cables for articulated vehicles18 Aug 2026US 12,709,123 B2P.E.I. Protezioni Elaborazioni Industriali S.r.l.
- Articulated vehicle arrangement for a rail freight train18 Aug 2026US 12,709,310 B2Sws Ps Power Solutions GmbH
- Coupler, coupler system having a first coupler and a second coupler, and method for coupling14 Jul 2026US 12,679,429 B2Dellner Couplers AB
- Control system and control method for a vehicle coupler, coupler and vehicle3 Sep 2026US 2026/0257702 A1FAIVELEY TRANSPORT ITALIA S. p. A.
- Central buffer coupler, signal transceiver, vehicle member and computer-implemented method30 Jul 2026US 2026/0217286 A1Dellner Couplers AB
- Coupling for rail vehicle30 Jul 2026US 2026/0217287 A1Dellner Couplers AB
- Vehicle connection system and method26 Mar 2026US 2026/0084728 A1Transportation IP Holdings, LLC
- Train set4 Dec 2025US 2025/0368049 A1Kawasaki Railcar Manufacturing Co., Ltd.
Most cited
By later US patents
- Vehicle system and method166US 9,550,501 B2General Electric Company · 2017
- Rail semi-trailer and releasable coupler77US 4,741,273 A1988
- Crossbelt sortation system74US 5,588,520 ARapistan Demag Corporation · 1996
- Articulated lightweight piggyback railcar65US 4,751,882 ACanadian National Railway Company · 1988
- Articulated railway coupling58US 4,258,628 AAMSTED Industries Incorporated · 1981