F02B 19/1066
Pre-combustion chamber having an inlet and an outlet port and with two
Official title: {pre-combustion chamber having an inlet and an outlet port and with two distinct intake conduits or with one intake conduit in which the heavier fuel particles are separated from the main stream, e.g. by gravitational forces}
F02B19/1066 (Pre-combustion chamber having an inlet and an outlet port and with two) appears on 38 US grants and 6 published applications in this corpus.
Search patents in F02B- Granted patents
- 38
- Published applications
- 6
- Assignees
- 7
- Inventors
- 32
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 17 | 0 |
| 1979 | 3 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine system7 Mar 2023US 11,598,245 B2Mazda Motor Corporation
- Internal combustion engine with pre-chamber4 Jan 2022US 11,215,109 B2Mazda Motor Corporation
- Ignition device and internal combustion engine29 Jun 2021US 11,047,292 B2Ricoh Company, Ltd.
- Methods and systems for a pre-chamber11 May 2021US 11,002,178 B1Ford Global Technologies, LLC
- Controlled air entrainment passage for diesel engines5 May 2020US 10,641,160 B2Ford Global Technologies, LLC
- Engine system2 Feb 2023US 2023/0035987 A1Mazda Motor Corporation
- Internal combustion engine with pre-chamber12 Aug 2021US 2021/0246822 A1Mazda Motor Corporation
- Ignition device and internal combustion engine25 Jul 2019US 2019/0226387 A1Ricoh Company, Ltd.
- Controlled air entrainment passage for diesel engines3 Jan 2019US 2019/0003371 A1Ford Global Technologies, LLC
- Controlled air entrainment passage for diesel engines7 Dec 2017US 2017/0350308 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Technique and spark plug to ignite very lean fuel air mixtures, particulary for gas engines39US 4,892,070 A1990
- Internal combustion engine and method of operation34US 4,106,448 ANippon Soken, Inc. · 1978
- Internal combustion engine23US 3,982,504 ANippon Soken, Inc. · 1976
- Internal combustion engine with a subsidiary combustion chamber21US 4,038,959 AToyota Jidosha Kogyo Kabushiki Kaisha · 1977
- Internal combustion engine17US 3,974,818 ANippon Soken, Inc. · 1976