B61B 13/02
Rack railways
B61B13/02 (Rack railways) appears on 71 US grants and 72 published applications in this corpus.
Search patents in B61B- Granted patents
- 71
- Published applications
- 72
- Assignees
- 43
- Inventors
- 125
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 3 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 7 |
| 2017 | 3 | 2 |
| 2018 | 2 | 7 |
| 2019 | 5 | 5 |
| 2020 | 4 | 3 |
| 2021 | 7 | 9 |
| 2022 | 6 | 6 |
| 2023 | 2 | 6 |
| 2024 | 7 | 3 |
| 2025 | 6 | 3 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Material handling apparatus for delivering or retrieving items28 Jul 2026US 12,691,470 B2Opex Corporation
- Robot system for storage automation and/or method therefor14 Jul 2026US 12,679,649 B2Mytra, Inc.
- Composite powered wheel set, train, wheel-rail system, and train control method28 Apr 2026US 12,611,891 B2Southwest Jiaotong University
- Garbage receptacle transport assembly10 Feb 2026US 12,545,503 B2
- Connect and disconnect assembly, and ship-lift bogie including said connect and disconnect assembly16 Dec 2025US 12,497,144 B2Dana Motion Systems Italia S.R.L.
- Robot system for storage automation and/or method therefor13 Aug 2026US 2026/0233932 A1Mytra, Inc.
- Level monitoring and automatic leveling system for rail transporter21 May 2026US 2026/0138656 A1East China Jiaotong University
- Conveyor30 Apr 2026US 2026/0116668 A1
- Overhead traveling vehicle system19 Feb 2026US 2026/0048768 A1Murata Machinery, Ltd.
- Robot system for storage automation and/or method therefor22 Jan 2026US 2026/0021965 A1Mytra, Inc.
Most cited
By later US patents
- Method and apparatus for sorting items245US 7,861,844 B2Opex Corporation · 2011
- Method and apparatus for delivering items to destination areas115US 8,104,601 B2Opex Corporation · 2012
- Material handling apparatus for sorting or retrieving items94US 8,276,740 B2Opex Corporation · 2012
- Material handling apparatus for delivering or retrieving items86US 8,622,194 B2Opex Corporation · 2014
- Material handling apparatus for delivering or retrieving items83US 9,010,517 B2Opex Corporation · 2015