F02D 37/02
One of the functions being ignition
Official title: one of the functions being ignition
F02D37/02 (One of the functions being ignition) appears on 1,651 US grants and 1,386 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,651
- Published applications
- 1,386
- Assignees
- 254
- Inventors
- 2,725
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 13 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 12 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 19 | 0 |
| 1997 | 27 | 0 |
| 1998 | 28 | 0 |
| 1999 | 39 | 0 |
| 2000 | 27 | 0 |
| 2001 | 41 | 14 |
| 2002 | 45 | 65 |
| 2003 | 74 | 68 |
| 2004 | 72 | 62 |
| 2005 | 54 | 55 |
| 2006 | 61 | 56 |
| 2007 | 49 | 43 |
| 2008 | 45 | 39 |
| 2009 | 23 | 63 |
| 2010 | 36 | 56 |
| 2011 | 40 | 71 |
| 2012 | 58 | 50 |
| 2013 | 58 | 45 |
| 2014 | 60 | 66 |
| 2015 | 43 | 84 |
| 2016 | 70 | 95 |
| 2017 | 84 | 95 |
| 2018 | 102 | 74 |
| 2019 | 87 | 68 |
| 2020 | 72 | 63 |
| 2021 | 74 | 45 |
| 2022 | 60 | 36 |
| 2023 | 28 | 25 |
| 2024 | 27 | 22 |
| 2025 | 12 | 12 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for operating a motor vehicle, and motor vehicle21 Apr 2026US 12,606,154 B2Bayerische Motoren Werke Aktiengesellschaft
- Anomaly determination device for internal combustion engine14 Apr 2026US 12,601,304 B2Toyota Jidosha Kabushiki Kaisha
- Engine control system including dual continuous variable valve duration device and GPF forced regeneration method using the engine control system7 Apr 2026US 12,595,757 B2Hyundai Motor Company
- Internal Combustion Engine Control Device and Control System for Mobile Object27 Aug 2026US 2026/0251104 A1Astemo, Ltd.
- Fuel injection system for an internal combustion engine of a vehicle and a fuel injection method20 Aug 2026US 2026/0243192 A1Volvo Truck Corporation
- System and method of fuel injection mode transitions for an internal combustion engine during cylinder activation and deactivation20 Aug 2026US 2026/0243214 A1GM Global Technology Operations LLC
- Mixed-combustion electronic control device6 Aug 2026US 2026/0226867 A1Hitachi, Ltd.
- Alternator controls for quick engine torque modulation23 Jul 2026US 2026/0210306 A1Fca US LLC
Most cited
By later US patents
- Internal combustion engine control for improved fuel efficiency214US 8,099,224 B2Tula Technology, Inc. · 2012
- System for controllably disabling cylinders in an internal combustion engine206US 6,619,258 B2Delphi Technologies, Inc. · 2003
- Method and apparatus for desulfating a no.sub.x trap176US 5,974,788 AFord Global Technologies, LLC · 1999
- Control system for two cycle direct injection engine and the method thereof165US 6,158,411 AFuji Jukogyo Kabushiki Kaisha · 2000
- Internal combustion engine137US 6,990,956 B2Toyota Jidosha Kabushiki Kaisha · 2006