F02M 57/024
With hydraulic link for varying the piston stroke
Official title: {with hydraulic link for varying the piston stroke}
F02M57/024 (With hydraulic link for varying the piston stroke) appears on 88 US grants and 5 published applications in this corpus.
Search patents in F02M- Granted patents
- 88
- Published applications
- 5
- Assignees
- 18
- Inventors
- 133
- Latest grant
- 14 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Multi-fuel injector and method14 Nov 2023US 11,815,055 B1Caterpillar Inc.
- Fuel injection apparatus3 Aug 2004US 6,769,406 B2Komatsu Ltd.
- Free floating plunger and fuel injector using same10 Feb 2004US 6,688,536 B2Caterpillar Inc.
- Fuel injection nozzle for an internal combustion engine8 Apr 2003US 6,543,706 B1Diesel Technology Company
- Timing advance piston for unit pump or unit injector and method thereof27 Aug 2002US 6,439,204 B1Stanadyne, Inc.
- Systeme d'injection hydraulique a came15 Apr 2021US 2021/0108602 A1
- Method of controlling injection pressure level in unit injectors24 Dec 2015US 2015/0369160 A1Caterpillar Inc.
- Valve for controlling fluids16 Feb 2006US 2006/0033062 A1
- Fuel injection apparatus30 Oct 2003US 2003/0200956 A1Komatsu Ltd.
- Free floating plunger and fuel injector using same23 Aug 2001US 2001/0015383 A1Caterpillar Inc.
Most cited
By later US patents
- Individual timing and injection fuel metering system58US 5,441,027 ACummins Engine Company, Inc. · 1995
- Low inertia, wear-resistant valve for engine fuel injection systems52US 5,607,106 ACummins Engine Company, Inc. · 1997
- Solenoid controlled variable pressure injector51US 5,094,215 ACummins Engine Company, Inc. · 1992
- Fuel injection system for internal combustion engines39US 4,396,151 ANippondenso Co., Ltd. · 1983
- Electronically controlled diesel unit injector38US 4,235,374 AThe Bendix Corporation · 1980