F02P 9/00
Electric spark ignition control, not otherwise provided for
F02P9/00 (Electric spark ignition control, not otherwise provided for) appears on 1,137 US grants and 787 published applications in this corpus.
Search patents in F02P- Granted patents
- 1,137
- Published applications
- 787
- Assignees
- 327
- Inventors
- 1,697
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 15 | 0 |
| 1978 | 10 | 0 |
| 1979 | 17 | 0 |
| 1980 | 11 | 0 |
| 1981 | 21 | 0 |
| 1982 | 24 | 0 |
| 1983 | 26 | 0 |
| 1984 | 23 | 0 |
| 1985 | 18 | 0 |
| 1986 | 18 | 0 |
| 1987 | 21 | 0 |
| 1988 | 12 | 0 |
| 1989 | 11 | 0 |
| 1990 | 21 | 0 |
| 1991 | 23 | 0 |
| 1992 | 15 | 0 |
| 1993 | 22 | 0 |
| 1994 | 8 | 0 |
| 1995 | 20 | 0 |
| 1996 | 14 | 0 |
| 1997 | 10 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 18 | 0 |
| 2001 | 10 | 1 |
| 2002 | 16 | 21 |
| 2003 | 18 | 15 |
| 2004 | 17 | 14 |
| 2005 | 18 | 15 |
| 2006 | 11 | 13 |
| 2007 | 12 | 15 |
| 2008 | 14 | 22 |
| 2009 | 5 | 26 |
| 2010 | 15 | 31 |
| 2011 | 18 | 24 |
| 2012 | 19 | 26 |
| 2013 | 24 | 35 |
| 2014 | 35 | 63 |
| 2015 | 29 | 53 |
| 2016 | 58 | 81 |
| 2017 | 78 | 75 |
| 2018 | 80 | 70 |
| 2019 | 57 | 53 |
| 2020 | 62 | 36 |
| 2021 | 47 | 36 |
| 2022 | 30 | 25 |
| 2023 | 20 | 8 |
| 2024 | 18 | 15 |
| 2025 | 13 | 7 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for engine start15 Sep 2026US 12,736,015 B2Polaris Industries Inc.
- Ignition system and control method15 Sep 2026US 12,736,024 B2Clean Combustion Engine Technology Inc.
- Pre-chamber ignition system and procedure for an internal combustion engine3 Mar 2026US 12,565,850 B2Marelli Europe S.P.A.
- Turbulent jet ignition engine misfire detection24 Feb 2026US 12,560,142 B2Fca US LLC
- Engine control system and methods25 Nov 2025US 12,480,455 B2Arctic Cat Inc.
- Method of restricting rotational speed of an engine of a handheld power tool, control arrangement, and handheld power tool16 Jul 2026US 2026/0201845 A1Husqvarna AB
- Systems and methods for engine start14 May 2026US 2026/0132753 A1Polaris Industries Inc.
- Magnetically rotating spark plug with slanted coaxial electrode30 Apr 2026US 2026/0117734 A1Hyundai Motor Company
- Engine control system and methods19 Mar 2026US 2026/0078710 A1Arctic Cat Inc.
- Traveling spark igniter5 Mar 2026US 2026/0066621 A1Champion Aerospace Inc.
Most cited
By later US patents
- Internal combustion engine control for improved fuel efficiency208US 7,577,511 B1Tula Technology, Inc. · 2009
- Ignition system power converter and controller203US 5,558,071 ACombustion Electromagnetics, Inc. · 1996
- Process and apparatus for intermittent control of a cyclically operating internal combustion engine201US 4,509,488 ADaimler-Benz Aktiengesellschaft · 1985
- Control system for two cycle direct injection engine and the method thereof165US 6,158,411 AFuji Jukogyo Kabushiki Kaisha · 2000
- Compensation circuit for an automotive ignition sensing system165US 6,392,315 B1Delphi Technologies, Inc. · 2002