F02B 2019/002
Engines characterised by precombustion chambers: with electric heater fitted to at least
Official title: {with electric heater fitted to at least part of prechamber-wall or transfer passage}
F02B2019/002 (Engines characterised by precombustion chambers: with electric heater fitted to at least) appears on 8 US grants and 9 published applications in this corpus.
Search patents in F02B- Granted patents
- 8
- Published applications
- 9
- Assignees
- 8
- Inventors
- 17
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
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| 1988 | 0 | 0 |
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| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
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| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
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| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
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| 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 | 1 | 3 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Internal combustion engine and ignition system with a pre-chamber8 Oct 2024US 12,110,818 B2Erfinder Technologies Limited
- Method for operating an internal combustion engine26 Dec 2023US 11,852,096 B2Man Truck & Bus AG
- Engine turbulent jet ignition system9 Aug 2022US 11,408,329 B2Board of Trustees of Michigan State University
- Internal combustion engine with igniter cooling sleeve24 Dec 2019US 10,514,017 B2Pratt & Whitney Canada Corp.
- Combustion pre-chamber and method for operating same28 Nov 2017US 9,828,905 B2Caterpillar Inc.
- Pre-combustion chamber igniter, methanol engine and cold start control method thereof26 Dec 2024US 2024/0426238 A1Tianjin University
- An internal combustion engine and ignition system with a pre-chamber21 Mar 2024US 2024/0093635 A1Erfinder Technologies Limited
- Method for operating an internal combustion engine27 Oct 2022US 2022/0341371 A1Man Truck & Bus AG
- Engine turbulent jet ignition system24 Jun 2021US 2021/0189946 A1Board of Trustees of Michigan State University
- Internal combustion engine with igniter cooling sleeve27 Sep 2018US 2018/0274513 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Prevaporizing diesel precombustion chamber32US 4,300,497 ARockwell International Corporation · 1981
- Stable combustion in spark-ignited lean-burn engine4US 9,482,192 B2Caterpillar Inc. · 2016
- Adiabatic fuel injection-ignition method and device3US 9,556,832 B1Combustion Engine Technologies, LLC · 2017
- Engine turbulent jet ignition system2US 11,408,329 B2Board of Trustees of Michigan State University · 2022
- Internal combustion engine and ignition system with a pre-chamber1US 12,110,818 B2Erfinder Technologies Limited · 2024