F02B 19/1052
Controlling
Official title: {controlling, e.g. varying fuel-air ratio, quantity of charge}
F02B19/1052 (Controlling) appears on 23 US grants and 12 published applications in this corpus.
Search patents in F02B- Granted patents
- 23
- Published applications
- 12
- Assignees
- 15
- Inventors
- 55
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 2 | 2 |
| 2022 | 3 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 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.
- Ammonia-rich combustion coupled dual-mode prechamber ammonia-fueled engine control system25 Nov 2025US 12,480,453 B2Tianjin University
- Internal combustion engine and a method for operating an internal combustion engine4 Mar 2025US 12,241,401 B2Innio Jenbacher GmbH & Co OG
- Internal combustion engine2 Jul 2024US 12,025,067 B2Innio Jenbacher GmbH & Co OG
- Systems and methods for adjustable pre-chamber5 Jul 2022US 11,378,002 B1Ford Global Technologies, LLC
- Ammonia-rich combustion coupled dual-mode prechamber ammonia-fueled engine control system8 May 2025US 2025/0146449 A1Tianjin University
- Internal combustion engine18 Jan 2024US 2024/0018916 A1Innio Jenbacher GmbH & Co OG
- Pre-Chamber Combustion Systems and Methods7 Sep 2023US 2023/0279802 A1M2X Energy Inc.
- Internal combustion engine and a method for operating an internal combustion engine1 Jun 2023US 2023/0167762 A1Innio Jenbacher GmbH & Co OG
- Systems and methods for exhaust gas recirculation with a prechamber7 Oct 2021US 2021/0310402 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Combustion process for internal combustion engine26US 4,756,285 AFEV Forschungsgesellschaft fur Energietechnik und Verbrennungsmotoren mbH · 1988
- Internal combustion engine20US 4,294,205 AHonda Giken Kogyo Kabushiki Kaisha · 1981
- Internal combustion engine19US 10,161,296 B2Board of Trustees of Michigan State University · 2018
- Internal combustion engine17US 4,333,429 AHonda Giken Kogyo Kabushiki Kaisha · 1982
- Internal combustion engine9US 3,994,268 AHonda Giken Kogyo Kabushiki Kaisha · 1976