F02B 19/1061
With residual gas chamber
Official title: {with residual gas chamber, e.g. containing spark plug}
F02B19/1061 (With residual gas chamber) appears on 21 US grants and 18 published applications in this corpus.
Search patents in F02B- Granted patents
- 21
- Published applications
- 18
- Assignees
- 18
- Inventors
- 61
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 3 | 3 |
| 2021 | 4 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 2 | 4 |
| 2025 | 2 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pre-chamber combustion systems and methods11 Aug 2026US 12,704,088 B2M2X Energy Inc.
- Assemblies for engines27 Jan 2026US 12,535,029 B2Aston Martin Lagonda Limited
- Internal combustion engine with spark plug and prechamber spark plug12 Aug 2025US 12,385,446 B2Robert Bosch GmbH
- Internal combustion engine and a method for operating an internal combustion engine4 Mar 2025US 12,241,401 B2Innio Jenbacher GmbH & Co OG
- Internal combustion engine with ceramic pilot chamber component(s)15 Oct 2024US 12,117,173 B1Pratt & Whitney Canada Corp.
- Internal combustion engine with ceramic pilot chamber component(s)17 Oct 2024US 2024/0344700 A1Pratt & Whitney Canada Corp.
- Assemblies for engines15 Aug 2024US 2024/0271559 A1Aston Martin Lagonda Limited
- Internal Combustion Engine with Spark Plug and Prechamber Spark Plug11 Jul 2024US 2024/0229734 A9Robert Bosch GmbH
- Internal Combustion Engine with Spark Plug and Prechamber Spark Plug25 Apr 2024US 2024/0133350 A1Robert Bosch GmbH
- Pre-Chamber Combustion Systems and Methods7 Sep 2023US 2023/0279802 A1M2X Energy Inc.
Most cited
By later US patents
- Catalytic-compression timed ignition77US 5,109,817 AAltronic, Inc. · 1992
- Systems and methods for increasing oxygen levels in an active pre-chamber14US 11,060,443 B1Ford Global Technologies, LLC · 2021
- Method and apparatus for achieving high power flame jets while reducing quenching and autoignition in prechamber spark plugs for gas engines14US 9,004,042 B2Prometheus Applied Technologies, LLC · 2015
- Gasoline internal combustion engine, with a combustion pre-chamber and two spark plugs11US 10,612,454 B2Maserati S.p.A. · 2020
- Method and apparatus using proportional residual gas storage to reduce NO.sub.x emissions from internal combustion engines10US 3,933,134 AHonda Giken Kogyo Kabushiki Kaisha · 1976