F02P 15/006
Ignition installations combined with other systems
Official title: {Ignition installations combined with other systems, e.g. fuel injection (to advance or to retard the ignition spark F02P5/045)}
F02P15/006 (Ignition installations combined with other systems) appears on 82 US grants and 63 published applications in this corpus.
Search patents in F02P- Granted patents
- 82
- Published applications
- 63
- Assignees
- 61
- Inventors
- 223
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 2 | 4 |
| 2015 | 1 | 5 |
| 2016 | 3 | 6 |
| 2017 | 5 | 11 |
| 2018 | 10 | 9 |
| 2019 | 1 | 6 |
| 2020 | 9 | 4 |
| 2021 | 3 | 3 |
| 2022 | 5 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pre-chamber ignition system and procedure for an internal combustion engine3 Mar 2026US 12,565,850 B2Marelli Europe S.P.A.
- Electronic ignition system for a generator engine1 Jul 2025US 12,345,226 B2Champion Power Equipment, Inc.
- Friction insert for oriented valve3 Jun 2025US 12,320,292 B2
- Internal combustion engine with laser-assisted, compression ignition6 Dec 2022US 11,519,378 B2Wisconsin Alumni Research Foundation
- Extending charging availability after vehicle ignition off16 Aug 2022US 11,414,031 B2Toyota Motor North America, Inc.
- Magnetically rotating spark plug with slanted coaxial electrode30 Apr 2026US 2026/0117734 A1Hyundai Motor Company
- Ignition system23 Apr 2026US 2026/0110285 A1Volvo Truck Corporation
- Friction insert for oriented valve18 Jul 2024US 2024/0240584 A1
- Pre-Chamber Ignition System and Procedure for an Internal Combustion Engine15 Feb 2024US 2024/0052772 A1Marelli Europe S.P.A.
- Ammonia-hydrogen fusion fuel diffusion combustion control system based on reactivity regulation18 Jan 2024US 2024/0018915 A1Dongfeng Honda Engine Co.,Ltd.
Most cited
By later US patents
- Apparatus and method for controlling the air/fuel ratio of an internal combustion engine69US 5,036,669 ACaterpillar Inc. · 1991
- Method and apparatus for detecting ionization signal in diesel and dual mode engines with plasma discharge system68US 6,994,073 B2Woodward Governor Company · 2006
- Method for maintaining clean spark plugs in a variable displacement engine52US 5,617,829 AFord Motor Company · 1997
- Combined ignition and fuel system for combustion-powered tool41US 5,415,136 AIllinois Tool Works Inc. · 1995
- Method for operation of a direct-injection spark-ignition internal combustion engine34US 6,176,215 B1Daimler-Benz Aktiengesellschaft · 2001