B61L 15/0062
On-board target speed calculation or supervision
Official title: {On-board target speed calculation or supervision}
B61L15/0062 (On-board target speed calculation or supervision) appears on 291 US grants and 311 published applications in this corpus.
Search patents in B61L- Granted patents
- 291
- Published applications
- 311
- Assignees
- 120
- Inventors
- 677
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 2 |
| 2006 | 5 | 5 |
| 2007 | 1 | 2 |
| 2008 | 3 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 4 |
| 2011 | 0 | 3 |
| 2012 | 4 | 5 |
| 2013 | 6 | 6 |
| 2014 | 7 | 16 |
| 2015 | 9 | 6 |
| 2016 | 14 | 19 |
| 2017 | 16 | 31 |
| 2018 | 16 | 29 |
| 2019 | 19 | 24 |
| 2020 | 28 | 27 |
| 2021 | 20 | 34 |
| 2022 | 15 | 17 |
| 2023 | 19 | 20 |
| 2024 | 27 | 28 |
| 2025 | 24 | 16 |
| 2026 | 17 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Slip/skid discrimination device, brake control system, and slip/skid discrimination method22 Sep 2026US 12,741,621 B2Mitsubishi Electric Corporation
- Method for carrying out an emergency stop for a train22 Sep 2026US 12,741,681 B2Siemens Mobility GmbH
- Method and apparatus for a train control system8 Sep 2026US 12,728,901 B2
- Method and device for measuring a parameter relevant to the journey of a rail vehicle25 Aug 2026US 12,715,487 B2Siemens Mobility GmbH
- Braking system for at least one railway vehicle and railway signaling architecture11 Aug 2026US 12,703,412 B2FAIVELEY TRANSPORT ITALIA S. p. A.
- Vehicle control system and method1 Oct 2026US 2026/0296512 A1Transportation IP Holdings, LLC
- Crowdsensing-based method for generating temporary speed restriction of train3 Sep 2026US 2026/0257704 A1Casco Signal Ltd.
- Method and system for obstacle identification during and after train coupling30 Jul 2026US 2026/0217292 A1Siemens Mobility GmbH
- Wireless vehicle management system2 Jul 2026US 2026/0184355 A1Arup Ventures Limited
- Cbtc system based on interval protection and heterogeneous redundancy, and implementation method thereof7 May 2026US 2026/0125089 A1Casco Signal Ltd.
Most cited
By later US patents
- Rail vision system117US 5,978,718 AWestinghouse Air Brake Company · 1999
- Integrated cab signal rail navigation system98US 5,995,881 AWestinghouse Air Brake Company · 1999
- Train brake performance monitor77US 5,744,707 AWestinghouse Air Brake Company · 1998
- Automatic vehicle control and location system74US 5,364,047 AGeneral Railway Signal Corporation · 1994
- Fixed data transmission system for controlling train movement72US 5,452,870 AHarmon Industries, Inc. · 1995