F23C 99/001
Applying electric means or magnetism to combustion
Official title: {Applying electric means or magnetism to combustion (for combustion engines F02B51/04, F02M27/04)}
F23C99/001 (Applying electric means or magnetism to combustion) appears on 171 US grants and 254 published applications in this corpus.
Search patents in F23C- Granted patents
- 171
- Published applications
- 254
- Assignees
- 93
- Inventors
- 255
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 2 |
| 2003 | 0 | 2 |
| 2004 | 3 | 4 |
| 2005 | 0 | 3 |
| 2006 | 3 | 3 |
| 2007 | 1 | 4 |
| 2008 | 1 | 3 |
| 2009 | 1 | 4 |
| 2010 | 3 | 9 |
| 2011 | 1 | 18 |
| 2012 | 2 | 8 |
| 2013 | 9 | 18 |
| 2014 | 15 | 38 |
| 2015 | 8 | 34 |
| 2016 | 22 | 35 |
| 2017 | 19 | 17 |
| 2018 | 19 | 12 |
| 2019 | 14 | 15 |
| 2020 | 14 | 11 |
| 2021 | 6 | 2 |
| 2022 | 5 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 4 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Prefabricated integrated combustion assemblies and methods of installing the same into a combustion system11 Mar 2025US 12,247,733 B2Clearsign Technologies Corporation
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- Wave Energy Systems3 Sep 2026US 2026/0262141 A1Foret Plasma Labs, LLC
- Dual-speed burning torch with fuel gas and warm nuclear fusion combined burning16 Apr 2026US 2026/0104164 A1Leading Guochuang (Beijing) Technology Group Co., LTD
- Pulverized coal and warm nuclear fusion combined glowing flame burner19 Mar 2026US 2026/0081041 A1Leading Guochuang (Beijing) Technology Group Co., LTD
- Combustors and methods of mitigating thermoacoustic instabilities in a gas flow6 Nov 2025US 2025/0341189 A1ROLLS-ROYCE plc
- Prefabricated integrated combustion assemblies and methods of installing the same into a combustion system22 May 2025US 2025/0164104 A1Clearsign Technologies Corporation
Most cited
By later US patents
- Trifluid reactor177US 7,523,603 B2Vast Power Portfolio, LLC · 2009
- Thermodynamic cycles using thermal diluent158US 7,416,137 B2Vast Power Systems, Inc. · 2008
- Rotary engine expansion chamber apparatus and method of operation therefor140US 8,523,547 B22013
- Electrohydrodynamic (EHD) control of fuel injection in gas turbines137US 4,439,980 AThe United States of America as represented by the Secretary of the Navy · 1984
- Method and apparatus for reducing pollutant emissions while increasing efficiency of combustion77US 4,111,636 A1978