B61L 1/183
Use of means on the vehicle for improving short circuit
Official title: {Use of means on the vehicle for improving short circuit, e.g. in vehicles with rubber bandages}
B61L1/183 (Use of means on the vehicle for improving short circuit) appears on 7 US grants and 3 published applications in this corpus.
Search patents in B61L- Granted patents
- 7
- Published applications
- 3
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Monitoring system for monitoring a condition of an electric rail system and/or of a current collector of the rail system8 Apr 2025US 12,269,519 B2Aktiebolaget Skf
- System and method for shunting detection24 Jan 2017US 9,550,505 B2General Electric Company
- Track short-circuit and current return device for a rail vehicle24 Jan 2012US 8,102,075 B2Alstom Transport SA
- Railway vehicle safety shunt system18 Mar 2003US 6,533,222 B1
- Shunting device7 Nov 1995US 5,464,176 A
- Monitoring system for monitoring a condition of an electric rail system and/or of a current collector of the rail system9 Jan 2020US 2020/0010100 A1Aktiebolaget Skf
- System and method for shunting detection29 Oct 2015US 2015/0307117 A1General Electric Company
- Track short-circuit and current return device for a rail vehicle7 May 2009US 2009/0115249 A1Alstom Transport SA
Most cited
By later US patents