B61L 2027/204
Using communication-based train control [cbtc]
Official title: {using Communication-based Train Control [CBTC]}
B61L2027/204 (Using communication-based train control [cbtc]) appears on 98 US grants and 127 published applications in this corpus.
Search patents in B61L- Granted patents
- 98
- Published applications
- 127
- Assignees
- 48
- Inventors
- 229
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 3 | 3 |
| 2014 | 4 | 6 |
| 2015 | 3 | 4 |
| 2016 | 2 | 2 |
| 2017 | 3 | 5 |
| 2018 | 4 | 7 |
| 2019 | 10 | 18 |
| 2020 | 9 | 11 |
| 2021 | 4 | 13 |
| 2022 | 6 | 11 |
| 2023 | 6 | 14 |
| 2024 | 14 | 9 |
| 2025 | 15 | 8 |
| 2026 | 11 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for a train control system8 Sep 2026US 12,728,901 B2
- Vehicle positioning system18 Aug 2026US 12,709,314 B2Hitachi Rail GTS Canada Inc.
- Train operation control method, vehicle on-board controller, and train18 Aug 2026US 12,709,315 B2BYD Company Limited
- 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
- Train-ground interlocking method and system for rail transit train operation control19 May 2026US 12,630,203 B2Casco Signal Ltd.
- Methods and systems for achieving vital ultra-wideband (uwb) based train control17 Sep 2026US 2026/0274312 A1Metrom Rail, LLC
- Integrated intelligent cab system for train drivers3 Sep 2026US 2026/0257708 A1Casco Signal Ltd.
- Signal system switchover method, system, device and medium13 Aug 2026US 2026/0233767 A1Casco Signal Ltd.
- Method and system for controlling inter-station remote train door opening based on cbtc, device, and storage medium9 Jul 2026US 2026/0192834 A1Casco Signal Ltd.
- Wireless vehicle management system2 Jul 2026US 2026/0184355 A1Arup Ventures Limited
Most cited
By later US patents
- Short headway communications based train control system55US 8,428,798 B2Wabtec Holding Corp. · 2013
- Communications-based vehicle control system and method39US 6,666,411 B1Alcatel · 2003
- Method and computer program product for monitoring integrity of railroad train39US 7,222,003 B2General Electric Company · 2007
- System and method for aggregation display and analysis of rail vehicle event information26US 9,487,222 B2SmartDrive Systems, Inc. · 2016
- Method and apparatus for hybrid train control device23US 8,200,380 B2Siemens Industry, Inc. · 2012