B61L 25/028
Determination of vehicle position and orientation within a train consist
Official title: {Determination of vehicle position and orientation within a train consist, e.g. serialisation}
B61L25/028 (Determination of vehicle position and orientation within a train consist) appears on 144 US grants and 165 published applications in this corpus.
Search patents in B61L- Granted patents
- 144
- Published applications
- 165
- Assignees
- 73
- Inventors
- 383
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 1 |
| 2003 | 1 | 5 |
| 2004 | 1 | 5 |
| 2005 | 2 | 3 |
| 2006 | 5 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 5 |
| 2012 | 4 | 2 |
| 2013 | 3 | 4 |
| 2014 | 2 | 7 |
| 2015 | 8 | 7 |
| 2016 | 6 | 12 |
| 2017 | 5 | 9 |
| 2018 | 7 | 10 |
| 2019 | 10 | 12 |
| 2020 | 12 | 15 |
| 2021 | 8 | 14 |
| 2022 | 15 | 8 |
| 2023 | 9 | 13 |
| 2024 | 8 | 8 |
| 2025 | 11 | 9 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Subway vehicle electronic record system based on blockchain technology21 Jul 2026US 12,686,423 B2Beijing Subway Operation Co., Ltd. Technology Innovation Research Institute Branch
- Railway communications system21 Jul 2026US 12,686,424 B2
- Vehicle control systems and methods17 Mar 2026US 12,576,896 B2Transportation IP Holdings, LLC
- Safety check method and device for coupling of multiple train units in rail transit, and medium3 Feb 2026US 12,539,903 B2Casco Signal Ltd.
- System and method for vehicle defect detection20 Jan 2026US 12,530,636 B2Transportation IP Holdings, LLC
- Monitoring system and method8 Oct 2026US 2026/0307694 A1Transportation IP Holdings, LLC
- Vehicle control system11 Jun 2026US 2026/0159142 A1Transportation IP Holdings, LLC
- Confirmation of target locomotives in a train28 May 2026US 2026/0145717 A1Progress Rail Locomotive Inc.
- A railway communications system15 Jan 2026US 2026/0015020 A1
- System and method for vehicle defect detection25 Dec 2025US 2025/0390806 A1Transportation IP Holdings, LLC
Most cited
By later US patents
- Method and apparatus for initializing an automated train control system109US 5,803,411 AABB Daimler-Benz Transportation (North America) Inc. · 1998
- Intelligent communications, command, and control system for a land-based vehicle83US 6,862,502 B2General Electric Company · 2005
- System and method for managing two or more locomotives of a consist82US 7,021,588 B2General Electric Company · 2006
- Method and apparatus for determining relative locomotive position in a train consist81US 5,969,643 AWestinghouse Air Brake Company · 1999
- Consist manager for managing two or more locomotives of a consist70US 7,618,011 B2General Electric Company · 2009