F02B 19/1085
Controlling fuel injection
Official title: {controlling fuel injection}
F02B19/1085 (Controlling fuel injection) appears on 76 US grants and 55 published applications in this corpus.
Search patents in F02B- Granted patents
- 76
- Published applications
- 55
- Assignees
- 48
- Inventors
- 169
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 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 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 2 | 10 |
| 2017 | 3 | 5 |
| 2018 | 6 | 3 |
| 2019 | 8 | 8 |
| 2020 | 8 | 1 |
| 2021 | 7 | 3 |
| 2022 | 6 | 5 |
| 2023 | 5 | 3 |
| 2024 | 5 | 7 |
| 2025 | 5 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Passive prechamber fueling device and method1 Sep 2026US 12,723,537 B2Saudi Arabian Oil Company
- Ammonia-rich combustion coupled dual-mode prechamber ammonia-fueled engine control system25 Nov 2025US 12,480,453 B2Tianjin University
- Internal combustion engine and method for operating an internal combustion engine18 Nov 2025US 12,473,870 B2Innio Jenbacher GmbH & Co OG
- Prevention of backfiring of a pre-chamber gas valve of a combustion engine1 Jul 2025US 12,345,195 B2Caterpillar Energy Solutions GmbH
- Rotary engine with fluid injection cooling25 Feb 2025US 12,234,765 B1Pratt & Whitney Canada Corp.
- Improvements relating to internal combustion engines3 Sep 2026US 2026/0258758 A1Commonwealth Scientific and Industrial Research Organisation
- Passive prechamber fueling device and method23 Jul 2026US 2026/0210285 A1Aramco Services Company
- Ammonia-rich combustion coupled dual-mode prechamber ammonia-fueled engine control system8 May 2025US 2025/0146449 A1Tianjin University
- Method of combustion and fuel injection system for hydrogen gas12 Dec 2024US 2024/0410311 A1
- Internal combustion engine and method for operating an internal combustion engine24 Oct 2024US 2024/0352904 A1Innio Jenbacher GmbH & Co OG
Most cited
By later US patents
- Fuel flow control valve assembly57US 4,301,825 AFord Motor Company · 1981
- Use of prechambers with dual fuel source engines57US 8,925,518 B1Woodward, Inc. · 2015
- Ignition combustion pre-chamber for internal combustion engines with constant stoichiometric air-fuel mixture at ignition44US 5,081,969 AElectromotive, Inc. · 1992
- Apparatus and method of fuel injection and ignition of internal combustion engine34US 5,522,357 AHitachi, Ltd. · 1996
- Fuel injection system for dual combustion chamber engine30US 4,239,023 AFord Motor Company · 1980