F02M 59/24
With constant-length-stroke pistons having variable effective portion of stroke
Official title: with constant-length-stroke pistons having variable effective portion of stroke
F02M59/24 (With constant-length-stroke pistons having variable effective portion of stroke) appears on 182 US grants and 59 published applications in this corpus.
Search patents in F02M- Granted patents
- 182
- Published applications
- 59
- Assignees
- 68
- Inventors
- 333
- Latest grant
- 12 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 12 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 12 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 4 | 5 |
| 2005 | 4 | 6 |
| 2006 | 5 | 7 |
| 2007 | 5 | 4 |
| 2008 | 6 | 5 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 3 |
| 2017 | 0 | 0 |
| 2018 | 2 | 10 |
| 2019 | 5 | 1 |
| 2020 | 5 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Dispensing pump for fuel vending systems12 Mar 2024US 11,926,519 B2Piusi S.P.A.
- Cam, fuel injection pump, and engine27 Feb 2024US 11,913,414 B2Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Spill valve assembly for improved minimum delivery capability in fuel system18 May 2021US 11,008,957 B2Caterpillar Inc.
- Direct-injection, supercharged internal combustion engine with high-pressure fuel pump, and method for operating an internal combustion engine of said type15 Sep 2020US 10,774,775 B2Ford Global Technologies, LLC
- Fuel injection pump21 Jul 2020US 10,718,305 B2Yanmar Co., Ltd.
- Cam, fuel injection pump, and engine2 Mar 2023US 2023/0068282 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Dispensing pump for fuel vending systems28 Apr 2022US 2022/0127130 A1Piusi S.P.A.
- Spill valve assembly for improved minimum delivery capability in fuel system10 Dec 2020US 2020/0386171 A1Caterpillar Inc.
- Fuel Injection Pump3 Dec 2020US 2020/0375477 A1Yanmar Power Technology Co., Ltd.
- Fuel pump control device28 Mar 2019US 2019/0093611 A1Denso Corporation
Most cited
By later US patents
- Hydraulically-actuated system having a variable delivery fixed displacement pump43US 6,035,828 ACaterpillar Inc. · 2000
- Pump/nozzle unit for fuel injection in internal combustion engines40US 4,571,161 ARobert Bosch GmbH · 1986
- Method and apparatus for fuel injection in internal combustion engines in particular diesel engines36US 4,378,775 ARobert Bosch GmbH · 1983
- Fuel injection rate shaping apparatus for a unit fuel injector35US 5,566,660 ACaterpillar Inc. · 1996
- Hydraulically-actuated system having a variable delivery fixed displacement pump21US 6,216,670 B1Caterpillar Inc. · 2001