F02M 47/025
Hydraulically actuated valves draining the chamber to release the closing pressure
Official title: {Hydraulically actuated valves draining the chamber to release the closing pressure}
F02M47/025 (Hydraulically actuated valves draining the chamber to release the closing pressure) appears on 56 US grants and 49 published applications in this corpus.
Search patents in F02M- Granted patents
- 56
- Published applications
- 49
- Assignees
- 21
- Inventors
- 104
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 7 |
| 2003 | 8 | 7 |
| 2004 | 3 | 3 |
| 2005 | 6 | 3 |
| 2006 | 0 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 3 |
| 2017 | 4 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 5 | 4 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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Most cited
By later US patents
- Fuel injection apparatus having at least one fuel injection valve for high-powered engines30US 4,249,497 ARobert Bosch GmbH · 1981
- Engine fuel injection system28US 4,258,674 A1981
- Hydraulically actuated fuel injector with proportional control25US 5,878,720 ACaterpillar Inc. · 1999
- Solenoid actuated miniservo spool valve20US 5,720,318 ACaterpillar Inc. · 1998
- Fuel injector with injection rate control20US 6,557,776 B2Cummins Inc. · 2003