B61L 23/007
Safety arrangements on railway crossings
Official title: {Safety arrangements on railway crossings}
B61L23/007 (Safety arrangements on railway crossings) appears on 29 US grants and 38 published applications in this corpus.
Search patents in B61L- Granted patents
- 29
- Published applications
- 38
- Assignees
- 19
- Inventors
- 57
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 2 | 3 |
| 2018 | 0 | 5 |
| 2019 | 4 | 3 |
| 2020 | 3 | 3 |
| 2021 | 4 | 5 |
| 2022 | 3 | 3 |
| 2023 | 4 | 4 |
| 2024 | 2 | 3 |
| 2025 | 4 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surveillance system, information processing device, fall detection method, and non-transitory computer readable medium30 Dec 2025US 12,510,671 B2NEC Corporation
- Systems and methods for identifying potential deficiencies in railway environment objects14 Oct 2025US 12,441,377 B2BNSF Railway Company
- Vehicle control system23 Sep 2025US 12,420,850 B2Transportation IP Holdings, LLC
- Device and method for detecting an obstruction of a railroad crossing gate12 Aug 2025US 12,384,436 B2Siemens Mobility GmbH
- Vehicle warning system18 Jun 2024US 12,012,135 B2Westinghouse Air Brake Technologies Corporation
- Systems and methods for identifying potential deficiencies in railway environment objects23 Apr 2026US 2026/0109378 A1BNSF Railway Company
- Surveillance system, information processing device, fall detection method, and non-transitory computer readable medium29 Jan 2026US 2026/0029532 A1NEC Corporation
- Motorized railway safety cart and deployment system thereof8 Jan 2026US 2026/0008486 A1Kronos Aerial Photography Ltd.
- Facility and method for monitoring a railroad crossing25 Sep 2025US 2025/0296607 A1Siemens Mobility GmbH
- Method for acquisition and display of signaling equipment status3 Jul 2025US 2025/0214636 A1RVNComm LLC
Most cited
By later US patents
- Apparatus and method for controlling remote train operation10US 8,280,567 B2General Electric Company · 2012
- Apparatus and method for controlling remote train operation8US 8,406,943 B2General Electric Company · 2013
- Vehicle control system5US 9,764,748 B2General Electric Company · 2017
- Railroad crossing indication device, railroad crossing indication system, and method for displaying information at railroad crossings4US 10,507,854 B2Siemens Mobility GmbH · 2019
- Electrical detective circuits4US 3,952,977 AWestern Industries (Proprietary) Limited · 1976