B61L 1/06
Actuated by deformation of rail
Official title: actuated by deformation of rail; actuated by vibration in rail
B61L1/06 (Actuated by deformation of rail) appears on 41 US grants and 39 published applications in this corpus.
Search patents in B61L- Granted patents
- 41
- Published applications
- 39
- Assignees
- 37
- Inventors
- 123
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 6 |
| 2021 | 2 | 3 |
| 2022 | 2 | 5 |
| 2023 | 2 | 5 |
| 2024 | 4 | 3 |
| 2025 | 2 | 1 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transportation operation fault detection5 May 2026US 12,617,439 B2International Electronic Machines Corp.
- Method for monitoring a railway track and monitoring system for monitoring a railway track14 Apr 2026US 12,600,389 B2Sensonic GmbH
- Rail contact element and drop off detection unit17 Feb 2026US 12,552,424 B2Thales Management & Services Deutschland GmbH
- Alert device27 Jan 2026US 12,536,890 B2
- Sensor unit with fastening element for fastening to a structure1 Apr 2025US 12,264,942 B2Thales Management & Services Deutschland GmbH
- Alert device23 Jul 2026US 2026/0212748 A1
- Railcar acoustic monitoring system and method of use29 May 2025US 2025/0171063 A1voestalpine SIGNALING USA Inc.
- Alert device5 Dec 2024US 2024/0404390 A1
- Railcar acoustic monitoring system and method of use4 Apr 2024US 2024/0109571 A1voestalpine SIGNALING USA Inc.
- Rail sensor unit14 Mar 2024US 2024/0083477 A1DSRailTech, a.s.
Most cited
By later US patents
- Railway structure hazard predictor50US 5,529,267 AUnion Switch & Signal Inc. · 1996
- Method and apparatus for detecting railway activity38US 5,713,540 AAT&T Corp. · 1998
- System for detecting trains36US 5,462,244 AN.V. Nederlandse Spoorwegen · 1995
- Rail and train monitoring system and method36US 6,951,132 B2General Electric Company · 2005
- Railway coded track circuit apparatus and method utilizing fiber optic sensing30US 5,330,136 AUnion Switch & Signal Inc. · 1994