E02F 9/022
For moving on rails
Official title: {for moving on rails}
E02F9/022 (For moving on rails) appears on 36 US grants and 20 published applications in this corpus.
Search patents in E02F- Granted patents
- 36
- Published applications
- 20
- Assignees
- 32
- Inventors
- 65
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic drive system27 Jan 2026US 12,534,872 B2Western States Equipment Company
- Vehicle comprising a stabilizer, and stabilizer for such a vehicle19 Mar 2024US 11,933,019 B2Nijhuis Engineering Dronten B.V.
- Hydraulic motor drive assembly and system and method of use thereof16 Jun 2020US 10,683,635 B2Advanced Rail Concepts
- Roadworthy rail ballast regulator10 Apr 2018US 9,938,669 B2Nordco Inc.
- Drive unit for a rail-road vehicle3 Jan 2017US 9,533,535 B2CeDE Group AB
- Apparatus and Method for Conversion of Land Based Machine to a High-Rail System9 Oct 2025US 2025/0313241 A1Dymax Corporation
- Hydraulic drive system9 Oct 2025US 2025/0314040 A1Western States Equipment Company
- Vehicle comprising a stabilizer, and stabilizer for such a vehicle12 May 2022US 2022/0145585 A1Nijhuis Engineering Dronten B.V.
- Hydraulic motor drive assembly and system and method of use thereof17 Jan 2019US 2019/0017244 A1Advanced Rail Concepts
- Roadworthy rail ballast regulator21 Apr 2016US 2016/0108582 A1Nordco Inc.
Most cited
By later US patents
- Gondola carriage assembly59US 8,393,846 B1B & B Metals, Inc. · 2013
- Rail car mover apparatus for loader vehicle48US 6,988,451 B2Brandt Road Rail Corporation · 2006
- Railway maintenance vehicle44US 5,156,639 ADeere & Company · 1992
- Single engine excavator capable of railroad use30US 4,828,452 AThe Gradall Company · 1989
- Gondola car loader29US 4,099,635 ALucky Manufacturing Company · 1978