B61C 17/06
Power storing devices
B61C17/06 (Power storing devices) appears on 78 US grants and 107 published applications in this corpus.
Search patents in B61C- Granted patents
- 78
- Published applications
- 107
- Assignees
- 64
- Inventors
- 250
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 4 |
| 2012 | 1 | 1 |
| 2013 | 4 | 3 |
| 2014 | 4 | 2 |
| 2015 | 3 | 6 |
| 2016 | 1 | 7 |
| 2017 | 3 | 4 |
| 2018 | 4 | 9 |
| 2019 | 5 | 3 |
| 2020 | 4 | 8 |
| 2021 | 5 | 11 |
| 2022 | 7 | 7 |
| 2023 | 2 | 10 |
| 2024 | 16 | 6 |
| 2025 | 8 | 9 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for transport by motorized zipwire, and associated transport assembly and method25 Aug 2026US 12,714,942 B2Pole d' Activities Sportives Culturelles et Touristiques
- Bogie for a light rail system25 Aug 2026US 12,715,309 B2The Council of the City of Coventry Council House
- Rail vehicle comprising an energy storage system having an energy storage device and a transformer, a method of operating such a rail vehicle, and a method of assembling a train composition comprising a rail vehicle carriage4 Aug 2026US 12,697,882 B2Stadler Rail AG
- Self-contained power source for railcars28 Jul 2026US 12,691,913 B2Intramotev Inc.
- Railway vehicle charging control method, railway vehicle, charging station and charging system21 Jul 2026US 12,686,291 B2BYD Company Limited
- Power converter27 Aug 2026US 2026/0249888 A1Railway Equipment Company, Inc.
- Auxiliary power controller18 Jun 2026US 2026/0167005 A1BNSF Railway Company
- Lightweight underframe for machine11 Jun 2026US 2026/0159139 A1Progress Rail Locomotive Inc.
- Movable body and maintenance method14 May 2026US 2026/0131766 A1Kawasaki Motors, Ltd.
- Traction system of a hydrogen-electric locomotive and an energy transfer method14 May 2026US 2026/0131830 A1Korea Railroad Research Institute
Most cited
By later US patents
- Apparatus and method for conserving fuel during dynamic braking of locomotives63US 4,735,385 AHalliburton Company · 1988
- Cable drawn vehicle having an on-board motor30US 5,517,923 APomagalski S. A. · 1996
- Hybrid systems for locomotives28US 9,751,540 B2Clean Train Propulsion · 2017
- Battery box for railway vehicle18US 6,938,553 B2Kawasaki Jukogyo Kabushiki Kaisha · 2005
- Battery-powered all-electric and/or hybrid locomotive and related locomotive and train configurations12US 8,640,629 B2Norfolk Southern Corporation · 2014