F02B 2023/102
The spark plug being placed offset the cylinder centre axis
Official title: {the spark plug being placed offset the cylinder centre axis}
F02B2023/102 (The spark plug being placed offset the cylinder centre axis) appears on 119 US grants and 94 published applications in this corpus.
Search patents in F02B- Granted patents
- 119
- Published applications
- 94
- Assignees
- 55
- Inventors
- 266
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 10 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 9 | 13 |
| 2003 | 11 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 2 |
| 2007 | 3 | 4 |
| 2008 | 2 | 5 |
| 2009 | 1 | 3 |
| 2010 | 6 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 3 | 7 |
| 2017 | 5 | 4 |
| 2018 | 3 | 7 |
| 2019 | 7 | 7 |
| 2020 | 4 | 5 |
| 2021 | 8 | 6 |
| 2022 | 4 | 4 |
| 2023 | 4 | 3 |
| 2024 | 5 | 9 |
| 2025 | 3 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air-cooled, four-stroke aviation engine30 Sep 2025US 12,429,010 B2Textron Innovations Inc.
- Combustion chamber for high performance H2 direct injection engine2 Sep 2025US 12,404,802 B2Saudi Arabian Oil Company
- Internal combustion engine for gaseous fuel18 Mar 2025US 12,253,046 B2Volvo Truck Corporation
- Apparatuses and methods for fuel injection and ignition in an internal combustion engine22 Oct 2024US 12,123,375 B2HPDI Technology Limited Partnership
- Internal combustion engine with spark plug and prechamber spark plug10 Sep 2024US 12,085,009 B2Robert Bosch GmbH
- Wall-guided spark assistance for cold operations in gasoline compression ignition engines16 Jul 2026US 2026/0201828 A1Aramco Services Company
- Air-cooled, four-stroke aviation engine22 Jan 2026US 2026/0022676 A1Textron Innovations Inc.
- Internal combustion engine comprising a spark plug and negative spark positions21 Nov 2024US 2024/0384679 A1
- Combustion chamber for high performance h2 direct injection engine17 Oct 2024US 2024/0344479 A1Aramco Overseas Company B.V.
- Air-cooled, four-stroke aviation engine10 Oct 2024US 2024/0337227 A1Textron Innovations Inc.
Most cited
By later US patents
- Combustion engine71US 6,213,086 B1AVL List GmbH · 2001
- Apparatus for and method of controlling internal combustion engine56US 5,666,916 AHitachi, Ltd. · 1997
- Direct fuel injected engines37US 4,790,270 AOrbital Engine Company Proprietary Limited · 1988
- Apparatus for and method of controlling internal combustion engine36US 6,148,791 AHitachi, Ltd. · 2000
- Apparatus and method of fuel injection and ignition of internal combustion engine34US 5,522,357 AHitachi, Ltd. · 1996