E01B 25/02
Tracks for rack railways
E01B25/02 (Tracks for rack railways) appears on 27 US grants and 25 published applications in this corpus.
Search patents in E01B- Granted patents
- 27
- Published applications
- 25
- Assignees
- 18
- Inventors
- 53
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 3 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 2 | 7 |
| 2022 | 1 | 0 |
| 2023 | 2 | 0 |
| 2024 | 5 | 3 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Track system with a support member18 Mar 2025US 12,253,156 B2Lear Corporation
- Track system with a support member31 Dec 2024US 12,181,033 B2Lear Corporation
- Track system with a support member6 Aug 2024US 12,055,205 B2Lear Corporation
- Track system with a support member23 Jul 2024US 12,044,301 B2Lear Corporation
- Track system with a support member20 Feb 2024US 11,906,028 B2Lear Corporation
- Track system, shuttle car system and dispensing system8 Oct 2026US 2026/0307900 A1Beijing Jingdong Qianshi Technology Co., Ltd.
- Travel Restrictor10 Apr 2025US 2025/0116072 A1Daifukiu Co., Ltd.
- Crossing with thermal expansion joint for a rail-based grid30 Jan 2025US 2025/0034817 A1Autostore Technology AS
- Robot system with a movable robot15 Aug 2024US 2024/0270290 A1
- Track system with a support member6 Jun 2024US 2024/0183437 A1Lear Corporation
Most cited
By later US patents
- Conveyance system47US 6,629,502 B2Daifuku Co., Ltd. · 2003
- Overhead rail conveyor system with improved traction having elastically deforming wheel or rail portions20US 5,398,617 AFata Automation S.p.A. · 1995
- Ribbon rail systems18US 4,570,542 AWeld Tooling Corporation · 1986
- Rack assembly for advancing a winning machine9US 4,813,747 AGebr. Eickhoff Maschinenfabrik u. Eisengiesserei mbH · 1989
- Guidance system with a truck guided on a rail8US 6,220,174 B1Güdel AG · 2001