E01B 25/34
Switches
Official title: Switches; Frogs; Crossings
E01B25/34 (Switches) appears on 37 US grants and 39 published applications in this corpus.
Search patents in E01B- Granted patents
- 37
- Published applications
- 39
- Assignees
- 27
- Inventors
- 83
- Latest grant
- 26 May 2026
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 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 4 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 4 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Contactless direction of sortation shuttles along a track26 May 2026US 12,636,957 B1Amazon Technologies, Inc.
- Switch arrangement for a track-borne vehicle3 Feb 2026US 12,540,441 B2Max Boegl Stiftung & Co. KG
- Short block linear synchronous motors and switching mechanisms31 Dec 2024US 12,179,604 B2Rockwell Automation Limited
- Switch for track of maglev train10 Sep 2024US 12,084,815 B2Crrc Qingdao Sifang Co., Ltd.
- Conveying path switching device and elevator apparatus3 Oct 2023US 11,773,541 B2Mitsubishi Electric Corporation
- A switch for vehicles6 Mar 2025US 2025/0075439 A1Hyperloop Technologies, Inc.
- Propulsion motor topologies27 Feb 2025US 2025/0070632 A1Hyperloop Technologies, Inc.
- Topologies to reduce force ripple for propulsion motors27 Feb 2025US 2025/0070633 A1Hyperloop Technologies, Inc.
- Topologies to reduce force ripple for propulsion motors and a vehicle with offset propulsion motors to reduce ripple force20 Feb 2025US 2025/0058806 A1Hyperloop Technologies, Inc.
- Electromagnetic transportation with integrated switching, propulsion, guidance and suspension21 Mar 2024US 2024/0092182 A1Magnovate Holdings Inc.
Most cited
By later US patents
- Transport system powered by short block linear synchronous motors and switching mechanism51US 8,967,051 B2MagneMotion, Inc. · 2015
- Transport system powered by short block linear synchronous motors and switching mechanism35US 9,032,880 B2MagneMotion, Inc. · 2015
- Evacuated tube transport system with interchange capability25US 9,228,298 B22016
- Passive switch for a linear-motor-operated transport system for piece goods22US 9,617,089 B2Krones AG · 2017
- Short block linear synchronous motors and switching mechanisms20US 9,771,000 B2MagneMotion, Inc. · 2017