F02D 2200/024
Fluid pressure of lubricating oil or working fluid
F02D2200/024 (Fluid pressure of lubricating oil or working fluid) appears on 186 US grants and 197 published applications in this corpus.
Search patents in F02D- Granted patents
- 186
- Published applications
- 197
- Assignees
- 86
- Inventors
- 528
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 4 |
| 2012 | 1 | 3 |
| 2013 | 4 | 3 |
| 2014 | 3 | 2 |
| 2015 | 4 | 5 |
| 2016 | 2 | 5 |
| 2017 | 2 | 13 |
| 2018 | 9 | 17 |
| 2019 | 14 | 21 |
| 2020 | 32 | 39 |
| 2021 | 36 | 23 |
| 2022 | 25 | 24 |
| 2023 | 19 | 14 |
| 2024 | 11 | 7 |
| 2025 | 12 | 5 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for controlling cylinder combustion in a dual fuel engine using in-cylinder pressure sensing8 Sep 2026US 12,729,654 B2Caterpillar Inc.
- Control device for internal combustion engine30 Jun 2026US 12,669,094 B2Toyota Jidosha Kabushiki Kaisha
- Split cycle engine2 Jun 2026US 12,644,406 B2Fpt Industrial S.P.A.
- Variable valve actuation controls for engines7 Apr 2026US 12,595,769 B2Cummins Inc.
- Systems and methods for monitoring a condition of an engine4 Nov 2025US 12,462,624 B2Emprise Corporation
- Multi-fuel engine system and method for controlling same8 Oct 2026US 2026/0309102 A1Hd Hyundai Heavy Industries Co., Ltd.
- Method to shut down an internal combustion engine27 Aug 2026US 2026/0251095 A1Volvo Truck Corporation
- Method for synchronizing an internal combustion engine on the basis of data from signals representative of air pressure in cylinders20 Aug 2026US 2026/0243208 A1Schaeffler Technologies AG & Co. KG
- Oil supply apparatus for engine25 Jun 2026US 2026/0176989 A1Mazda Motor Corporation
- System and method for adjusting fuel injector commands22 Jan 2026US 2026/0022675 A1Caterpillar Inc.
Most cited
By later US patents
- Apparatus for maintaining a diesel engine at a ready to start temperature34US 4,421,075 AEra Electronics (Canada) Limited · 1983
- Device and method for engine control26US 6,760,659 B1Controls, Inc. · 2004
- Device and method for engine control22US 6,952,642 B12005
- Dual fuel engine control unit20US 8,412,439 B2T. Baden Hardstaff Ltd · 2013
- Method and system for controlling engine temperature by engine derating11US 6,941,245 B2Detroit Diesel Corporation · 2005