B61C 17/02
Bunkers
Official title: Bunkers; Tanks; Tenders (coachwork B61D); Water or fuel pick-up or scoop apparatus; Water or fuel supply fittings (trackside installations, e.g. bunkers, tanks, for filling locomotives with sand or water B61K11/00)
B61C17/02 (Bunkers) appears on 65 US grants and 74 published applications in this corpus.
Search patents in B61C- Granted patents
- 65
- Published applications
- 74
- Assignees
- 39
- Inventors
- 139
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 5 |
| 2014 | 5 | 23 |
| 2015 | 15 | 14 |
| 2016 | 2 | 7 |
| 2017 | 14 | 4 |
| 2018 | 6 | 1 |
| 2019 | 4 | 6 |
| 2020 | 2 | 1 |
| 2021 | 4 | 1 |
| 2022 | 3 | 2 |
| 2023 | 0 | 1 |
| 2024 | 0 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle control system and method13 Jan 2026US 12,522,097 B2Transportation IP Holdings, LLC
- Smart fuel nozzle1 Nov 2022US 11,485,626 B2New York Air Brake Corporation
- Systems and methods for vehicular power generation28 Jun 2022US 11,371,445 B2Cngmotive, Inc.
- Tank system and vehicle4 Jan 2022US 11,214,283 B2Siemens Mobility GmbH
- Detection and positioning method for train water injection port20 Jul 2021US 11,066,088 B2Xidian University
- Railroad car with countermeasure structures that minimize the likelihood of deflagration and detonation hazards from gaseous hydrogen fuel storage and supply components thereof13 Feb 2025US 2025/0050919 A1Cngmotive, Inc.
- Electricity-generating system, electricity-generating assembly comprising such an electricity-generating system, and train comprising such an electricity-generating assembly20 Jun 2024US 2024/0204222 A1ALSTOM Holdings
- Rail vehicle comprising a powerpack with a fuel cell and a fuel tank29 Feb 2024US 2024/0067235 A1Stadler Rail AG
- Rail vehicle car having a tank8 Feb 2024US 2024/0043047 A1Siemens Mobility GmbH
- Locomotive on-board storage and delivery of gaseous fuel28 Sep 2023US 2023/0303131 A1Fmw Solutions LLC
Most cited
By later US patents
- Vehicle system and method166US 9,550,501 B2General Electric Company · 2017
- Auxiliary drive, full service locomotive tender74US 6,408,766 B12002
- Locomotive energy recovery system27US 4,342,921 A1982
- Railway locomotive fuel service truck21US 5,873,498 AQuality Rail Services, L.C. · 1999
- Solenoid-actuated drain valve19US 4,336,821 AGraham-White Sales Corporation · 1982