F02P 3/01
Electric spark ignition installations without subsequent energy storage, i.e. energy supplied by
Official title: Electric spark ignition installations without subsequent energy storage, i.e. energy supplied by an electrical oscillator (with magneto- or dynamo-electric generators F02P1/00; piezoelectric ignition F02P3/12; with continuous electric spark F02P15/10)
F02P3/01 (Electric spark ignition installations without subsequent energy storage, i.e. energy supplied by) appears on 242 US grants and 209 published applications in this corpus.
Search patents in F02P- Granted patents
- 242
- Published applications
- 209
- Assignees
- 76
- Inventors
- 276
- Latest grant
- 20 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 9 | 0 |
| 1980 | 5 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 10 |
| 2010 | 3 | 7 |
| 2011 | 4 | 12 |
| 2012 | 4 | 15 |
| 2013 | 9 | 14 |
| 2014 | 18 | 27 |
| 2015 | 8 | 17 |
| 2016 | 22 | 14 |
| 2017 | 26 | 25 |
| 2018 | 20 | 26 |
| 2019 | 17 | 18 |
| 2020 | 16 | 10 |
| 2021 | 13 | 6 |
| 2022 | 5 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for creating a spark across a spark gap20 Aug 2024US 12,065,996 B2Grabner Instruments Messtechnik GmbH
- Ignition apparatus having a pre-chamber which is coupled rotatably without offset to an ignition source, internal combustion engine having an ignition apparatus, and motor vehicle having an internal combustion engine9 Jul 2024US 12,031,512 B2Bayerische Motoren Werke Aktiengesellschaft
- Vehicle18 Apr 2023US 11,629,628 B2Yamaha Hatsudoki Kabushiki Kaisha
- Corona ignition device with improved electrical performance17 Jan 2023US 11,557,882 B2Tenneco Inc.
- Combustion environment diagnostics22 Nov 2022US 11,506,169 B2West Virginia University
- Tubular structure adapted to at least partly enclose a pencil coil for internal combustion engines14 Aug 2025US 2025/0257683 A1Sem AB
- Spark generator for generating pressure, formula injector comprising spark generator, method for generating pressure by spark, and method for injecting formula17 Oct 2024US 2024/0342379 A1L'oreal
- Ignition Apparatus Having a Pre-Chamber Which Is Coupled Rotatably Without Offset to an Ignition Source, Internal Combustion Engine Having an Ignition Apparatus, and Motor Vehicle Having an Internal Combustion Engine28 Dec 2023US 2023/0417211 A1Bayerische Motoren Werke Aktiengesellschaft
- Method for creating a spark across a spark gap21 Jul 2022US 2022/0228547 A1Grabner Instruments Messtechnik GmbH
- Ignition unit and motorized product17 Mar 2022US 2022/0082074 A1
Most cited
By later US patents
- Enhanced flame ignition for hydrocarbon fuels134US 4,841,925 ACombustion Electromagnetics, Inc. · 1989
- Combustion in an internal combustion engine71US 3,934,566 A1976
- Plasma arc ignition system68US 5,568,801 AOrtech Corporation · 1996
- System and method for generating and sustaining a corona electric discharge for igniting a combustible gaseous mixture64US 6,883,507 B2Etatech, Inc. · 2005
- System and apparatus for applying an electric field to a combustion volume55US 8,851,882 B2Clearsign Combustion Corporation · 2014