F02P 5/14
Dependent on specific conditions other than engine speed or engine fluid pressure
Official title: dependent on specific conditions other than engine speed or engine fluid pressure, e.g. temperature
F02P5/14 (Dependent on specific conditions other than engine speed or engine fluid pressure) appears on 95 US grants and 56 published applications in this corpus.
Search patents in F02P- Granted patents
- 95
- Published applications
- 56
- Assignees
- 46
- Inventors
- 238
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 3 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 2 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 4 | 6 |
| 2020 | 5 | 8 |
| 2021 | 9 | 11 |
| 2022 | 15 | 8 |
| 2023 | 4 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Internal combustion engine as a chemical reactor to produce synthesis gas from hydrocarbon feeds16 Sep 2025US 12,416,271 B2Research Triangle Institute
- Vehicle air conditioning torque reserve via belt integrated starter generator27 Feb 2024US 11,912,262 B2Ford Global Technologies, LLC
- Method of controlling engine and transmission of hybrid vehicle15 Aug 2023US 11,724,685 B2Hyundai Motor Company
- Internal combustion engine as a chemical reactor to produce synthesis gas from hydrocarbon feeds16 May 2023US 11,649,777 B2Research Triangle Institute
- Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control11 Apr 2023US 11,624,331 B2Tula Technology, Inc.
- Internal combustion engine as a chemical reactor to produce synthesis gas from hydrocarbon feeds19 Oct 2023US 2023/0332553 A1Research Triangle Institute
- Cooling apparatus for turbocharged engine7 Jul 2022US 2022/0213831 A1Toyota Jidosha Kabushiki Kaisha
- Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control23 Jun 2022US 2022/0195954 A1Tula Technology, Inc.
- Methods and system for controlling selective catalytic reductant catalyst of a gasoline engine2 Jun 2022US 2022/0170400 A1Ford Global Technologies, LLC
- Vehicle air conditioning torque reserve via belt integrated starter generator26 May 2022US 2022/0161778 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Method and apparatus for fuel injection-spark ignition system for an internal combustion engine70US 4,066,046 A1978
- Control system for improved cylinder torque balance of engine17US 5,740,780 AUnisia Jecs Corporation · 1998
- Spark timing control of multiple fuel engine16US 4,703,732 AFord Motor Company · 1987
- Internal combustion engine having a main combustion chamber and an ignition device inserted into an ignition chamber15US 4,327,681 ARobert Bosch GmbH · 1982
- Device for adapting the air/fuel metering system and the ignition system of an internal combustion engine to enable the engine to run with all normally available grades of petrol (gasoline) fuel15US 4,854,286 AAudi AG · 1989