F02D 41/021
Introducing corrections for particular conditions exterior to the engine
Official title: {Introducing corrections for particular conditions exterior to the engine (conjoint control of vehicle sub-units for propelling the vehicle B60W30/18)}
F02D41/021 (Introducing corrections for particular conditions exterior to the engine) appears on 6,185 US grants and 6,151 published applications in this corpus.
Search patents in F02D- Granted patents
- 6,185
- Published applications
- 6,151
- Assignees
- 700
- Inventors
- 9,376
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 12 | 0 |
| 1992 | 5 | 0 |
| 1993 | 21 | 0 |
| 1994 | 20 | 0 |
| 1995 | 28 | 0 |
| 1996 | 27 | 0 |
| 1997 | 36 | 0 |
| 1998 | 68 | 0 |
| 1999 | 72 | 0 |
| 2000 | 94 | 0 |
| 2001 | 138 | 65 |
| 2002 | 181 | 204 |
| 2003 | 198 | 240 |
| 2004 | 190 | 260 |
| 2005 | 204 | 261 |
| 2006 | 235 | 227 |
| 2007 | 189 | 267 |
| 2008 | 149 | 282 |
| 2009 | 143 | 289 |
| 2010 | 194 | 263 |
| 2011 | 224 | 254 |
| 2012 | 272 | 255 |
| 2013 | 242 | 282 |
| 2014 | 274 | 252 |
| 2015 | 252 | 313 |
| 2016 | 292 | 341 |
| 2017 | 332 | 350 |
| 2018 | 300 | 344 |
| 2019 | 346 | 263 |
| 2020 | 293 | 304 |
| 2021 | 306 | 201 |
| 2022 | 277 | 201 |
| 2023 | 194 | 157 |
| 2024 | 167 | 114 |
| 2025 | 114 | 94 |
| 2026 | 43 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Engine control system, method for controlling a dual fuel engine, and non-transitory computer-readable medium6 Oct 2026US 12,753,726 B2Cummins Power Generation Inc.
- Information processor for vehicle6 Oct 2026US 12,753,729 B2Toyota Jidosha Kabushiki Kaisha
- Systems and methods for migitating cold start emissions by managing turbocharger turbine speed29 Sep 2026US 12,747,710 B2GM Global Technology Operations LLC
- Internal combustion engine system15 Sep 2026US 12,736,016 B2Toyota Jidosha Kabushiki Kaisha
- System and method for adaptive control of air-to-fuel ratio18 Aug 2026US 12,710,014 B2Caterpillar Inc.
- Control method of aftertreatment system, control program, aftertreatment system, and engine system1 Oct 2026US 2026/0295529 A1Yanmar Holdings Co., Ltd.
- Control apparatus for vehicle1 Oct 2026US 2026/0298163 A1Toyota Jidosha Kabushiki Kaisha
- Controller and control method1 Oct 2026US 2026/0298166 A1Toyota Jidosha Kabushiki Kaisha
- Control device for vehicle24 Sep 2026US 2026/0285291 A1Toyota Jidosha Kabushiki Kaisha
- System and method for evaluating performance of work machine24 Sep 2026US 2026/0290083 A1Komatsu Ltd.
Most cited
By later US patents
- Electrically controlled automated devices to control equipment and machinery with remote control and accountability worldwide378US 6,647,328 B2Kline and Walker LLC · 2003
- Remote control of engine idling time242US 5,619,412 ACummins Engine Company, Inc. · 1997
- System for controllably disabling cylinders in an internal combustion engine206US 6,619,258 B2Delphi Technologies, Inc. · 2003
- Exhaust purification device of internal combustion engine199US 5,473,887 AToyota Jidosha Kabushiki Kaisha · 1995
- Exhaust gas control using a spark plug ionization signal198US 6,980,903 B2Visteon Global Technologies, Inc. · 2005