F02D 2250/00
Engine control related to specific problems or objectives
F02D2250/00 (Engine control related to specific problems or objectives) appears on 4,793 US grants and 4,353 published applications in this corpus.
Search patents in F02D- Granted patents
- 4,793
- Published applications
- 4,353
- Assignees
- 638
- Inventors
- 8,101
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 8 | 0 |
| 1985 | 11 | 0 |
| 1986 | 14 | 0 |
| 1987 | 13 | 0 |
| 1988 | 17 | 0 |
| 1989 | 19 | 0 |
| 1990 | 13 | 0 |
| 1991 | 26 | 0 |
| 1992 | 31 | 0 |
| 1993 | 31 | 0 |
| 1994 | 20 | 0 |
| 1995 | 25 | 0 |
| 1996 | 35 | 0 |
| 1997 | 46 | 0 |
| 1998 | 68 | 0 |
| 1999 | 61 | 0 |
| 2000 | 96 | 0 |
| 2001 | 103 | 41 |
| 2002 | 142 | 131 |
| 2003 | 146 | 175 |
| 2004 | 171 | 175 |
| 2005 | 155 | 173 |
| 2006 | 192 | 151 |
| 2007 | 142 | 150 |
| 2008 | 133 | 185 |
| 2009 | 104 | 243 |
| 2010 | 145 | 214 |
| 2011 | 156 | 184 |
| 2012 | 165 | 160 |
| 2013 | 187 | 187 |
| 2014 | 159 | 184 |
| 2015 | 176 | 248 |
| 2016 | 208 | 238 |
| 2017 | 257 | 256 |
| 2018 | 249 | 282 |
| 2019 | 274 | 226 |
| 2020 | 258 | 240 |
| 2021 | 232 | 120 |
| 2022 | 193 | 136 |
| 2023 | 101 | 65 |
| 2024 | 82 | 68 |
| 2025 | 72 | 67 |
| 2026 | 29 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02D 2250/18Control of the engine output torqueIndexing code2,358
- F02D 2250/31Control of the fuel pressureIndexing code585
- F02D 2250/36Control for minimising nox emissionsIndexing code267
- F02D 2250/14Timing of measurementIndexing code221
- F02D 2250/16End position calibration, i.e. calculation or measurement of actuator end positionsIndexing code210
- F02D 2250/41Control to generate negative pressure in the intake manifoldIndexing code198
- F02D 2250/38Control for minimising smoke emissionsIndexing code185
- F02D 2250/28Control for reducing torsional vibrationsIndexing code166
All 16 subgroupsShow fewer
- F02D 2250/12Timing of calculation, i.e. specific timing aspects when calculation or updating ofIndexing code163
- F02D 2250/08Engine blow-by from crankcase chamberIndexing code156
- F02D 2250/04Fuel pressure pulsation in common railsIndexing code133
- F02D 2250/02Fuel evaporation in fuel railsIndexing code132
- F02D 2250/11Oil dilution, i.e. prevention thereof or special controls according theretoIndexing code131
- F02D 2250/06Reverse rotation of engineIndexing code125
- F02D 2250/34Control of exhaust back pressureIndexing code87
- F02D 2250/32Air-fuel ratio control in a diesel engineIndexing code81
Recent patents
- Exhaust vane braking strategy for gasoline engine with variable geometry turbine29 Sep 2026US 12,747,688 B1Fca US LLC
- Systems including a hydrogen internal combustion engine and aftertreatment system1 Sep 2026US 12,723,528 B2Cummins Emission Solutions Inc.
- Control device for internal combustion engine25 Aug 2026US 12,716,393 B2Toyota Jidosha Kabushiki Kaisha
- System and method for adaptive control of air-to-fuel ratio18 Aug 2026US 12,710,014 B2Caterpillar Inc.
- Control device for vehicle18 Aug 2026US 12,710,016 B2Toyota Jidosha Kabushiki Kaisha
- Control apparatus for vehicle1 Oct 2026US 2026/0298163 A1Toyota Jidosha Kabushiki Kaisha
- Method for controlling the rotation of a vehicle engine camshaft1 Oct 2026US 2026/0298165 A1Schaeffler Technologies AG & Co. KG
- Multi-fuel engines and controls using hydrogen fuel substitution10 Sep 2026US 2026/0266232 A1Cummins Inc.
- Method to shut down an internal combustion engine27 Aug 2026US 2026/0251095 A1Volvo Truck Corporation
- Determination of the direction of rotation of a crankshaft from a signal generated by a magnetic crankshaft sensor27 Aug 2026US 2026/0251100 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Hybrid vehicle289US 6,209,672 B1Paice LLC · 2001
- Control method and apparatus for internal combustion engine electric hybrid vehicles269US 6,054,844 AThe Regents of the University of California · 2000
- Hybrid vehicles228US 6,554,088 B2Paice LLC · 2003
- Internal combustion engine control for improved fuel efficiency214US 8,099,224 B2Tula Technology, Inc. · 2012
- Internal combustion engine control for improved fuel efficiency208US 7,577,511 B1Tula Technology, Inc. · 2009