B61L 27/60
Testing or simulation
B61L27/60 (Testing or simulation) appears on 120 US grants and 176 published applications in this corpus.
Search patents in B61L- Granted patents
- 120
- Published applications
- 176
- Assignees
- 83
- Inventors
- 452
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 2 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 12 |
| 2015 | 5 | 6 |
| 2016 | 4 | 4 |
| 2017 | 8 | 16 |
| 2018 | 4 | 5 |
| 2019 | 8 | 10 |
| 2020 | 8 | 10 |
| 2021 | 7 | 17 |
| 2022 | 14 | 15 |
| 2023 | 5 | 17 |
| 2024 | 19 | 14 |
| 2025 | 14 | 20 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sensor to sensor edge traffic inference, system and method22 Sep 2026US 12,741,683 B2Konux GmbH
- Positive train control simulation system and method therefor8 Sep 2026US 12,731,505 B2BNSF Railway Company
- Method and system for determining the energy consumption of a rail vehicle25 Aug 2026US 12,715,490 B2Siemens Mobility GmbH
- Systems and methods for providing autonomous train driving strategy11 Aug 2026US 12,703,410 B2Progress Rail Locomotive Inc.
- Wheel tread roughness estimation device and wheel tread roughness estimation method16 Jun 2026US 12,654,752 B2Mitsubishi Electric Corporation
- Vehicle predictive control system and method20 Aug 2026US 2026/0241966 A1Transportation IP Holdings, LLC
- Reinforced generation method for hard-to-reach scenarios of radio block center (rbc) of train autonomous circulation and navigation (tacn) and generation system thereof, and rbc test system20 Aug 2026US 2026/0244809 A1Casco Signal Ltd.
- Signal system switchover method, system, device and medium13 Aug 2026US 2026/0233767 A1Casco Signal Ltd.
- System and method for interactive operation of real train and simulation train23 Jul 2026US 2026/0208776 A1Casco Signal Ltd.
- Axle counter decommissioning system23 Jul 2026US 2026/0208777 A1Dual Inventive Holding B.V.
Most cited
By later US patents
- Train handling techniques and analysis45US 6,332,106 B1New York Air Brake Corporation · 2001
- Train traffic control system with diagram preparation38US 5,390,880 AMitsubishi Denki Kabushiki Kaisha · 1995
- Train simulator and playback station28US 7,096,171 B2New York Air Brake Corporation · 2006
- Yard performance model based on task flow modeling27US 6,961,682 B2GE Harris Railway Electronics, LLC · 2005
- Device and method for checking railway logical software engines for commanding plants, particularly station plants26US 7,725,303 B2Alstom Ferroviaria S.p.A. · 2010