B61L 27/02
Manual systems
B61L27/02 (Manual systems) appears on 15 US grants and 16 published applications in this corpus.
Search patents in B61L- Granted patents
- 15
- Published applications
- 16
- Assignees
- 12
- Inventors
- 28
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 0 |
| 2019 | 2 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for efficiently switching railcars in a railroad yard6 Oct 2026US 12,752,826 B2BNSF Railway Company
- Traffic network and method for operating rail vehicles in a traffic network consisting of a combination of line sections with train protection and line sections without train protection2 Jun 2026US 12,643,585 B2Siemens Mobility GmbH
- Systems and methods for efficiently switching railcars in a railroad yard8 Apr 2025US 12,269,520 B1BNSF Railway Company
- Systems and methods for controlling movement speed of a locomotive20 Aug 2024US 12,065,179 B2Cattron North America, Inc.
- Systems and methods for efficiently switching railcars in a railroad yard30 Apr 2024US 11,970,195 B1BNSF Railway Company
- Vehicle control system and method17 Sep 2026US 2026/0274314 A1Transportation IP Holdings, LLC
- Systems and methods for efficiently switching railcars in a railroad yard24 Jul 2025US 2025/0236323 A1BNSF Railway Company
- Traffic network and method for operating rail vehicles in a traffic network consisting of a combination of line sections with train protection and line sections without train protection29 Feb 2024US 2024/0067243 A1Siemens Mobility GmbH
- Vehicle control system and method2 Feb 2023US 2023/0030781 A1Transportation IP Holdings, LLC
- Systems and methods for controlling movement speed of a locomotive11 Aug 2022US 2022/0250667 A1Cattron North America, Inc.
Most cited
By later US patents
- Method and apparatus for a train control system6US 9,718,487 B22017
- Method and apparatus for a train control system3US 10,232,866 B22019
- Method and apparatus for a train control system2US 11,214,288 B22022
- Control system enabling remote locomotive configuration setting1US 10,807,625 B2Progress Rail Locomotive Inc. · 2020
- Method for controlling the sequence of trains during traffic control1US 7,328,090 B2Siemens Aktiengesellschaft · 2008