F23N 1/022
Using electronic means
Official title: {using electronic means}
F23N1/022 (Using electronic means) appears on 469 US grants and 438 published applications in this corpus.
Search patents in F23N- Granted patents
- 469
- Published applications
- 438
- Assignees
- 320
- Inventors
- 1,152
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 13 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 11 | 0 |
| 1990 | 15 | 0 |
| 1991 | 15 | 0 |
| 1992 | 5 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 4 |
| 2002 | 4 | 6 |
| 2003 | 7 | 4 |
| 2004 | 5 | 13 |
| 2005 | 4 | 12 |
| 2006 | 8 | 14 |
| 2007 | 10 | 14 |
| 2008 | 5 | 10 |
| 2009 | 5 | 21 |
| 2010 | 6 | 14 |
| 2011 | 10 | 28 |
| 2012 | 6 | 17 |
| 2013 | 13 | 23 |
| 2014 | 20 | 20 |
| 2015 | 12 | 15 |
| 2016 | 17 | 21 |
| 2017 | 21 | 16 |
| 2018 | 14 | 21 |
| 2019 | 21 | 25 |
| 2020 | 16 | 16 |
| 2021 | 12 | 18 |
| 2022 | 14 | 27 |
| 2023 | 10 | 20 |
| 2024 | 19 | 25 |
| 2025 | 16 | 24 |
| 2026 | 12 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and kiln for the firing of substantially flat base ceramic articles8 Sep 2026US 12,729,855 B2Sacmi Forni & Filter S.P.A.
- Systems and methods for fuel selection for combustion devices7 Jul 2026US 12,674,577 B2Rheem Manufacturing Company
- Burner, apparatus and method for the firing of ceramic articles16 Jun 2026US 12,656,062 B2Sacmi Forni & Filter S.P.A.
- Combustion device and boiler2 Jun 2026US 12,644,597 B2IHI Corporation
- Method and controller for operating a gas burner appliance19 May 2026US 12,631,331 B2Pittway Sarl
- Biomass heater system and method20 Aug 2026US 2026/0243431 A1The Research Foundation for The State University of New York
- Method for reducing nitrogen oxide emission and combustion system16 Jul 2026US 2026/0202054 A1China Petroleum & Chemical Corporation
- System and method for ultra-low fire gas heat algorithms11 Jun 2026US 2026/0160417 A1
- Fuel identification and flame behavior monitoring system28 May 2026US 2026/0146737 A1Carrier Corporation
- Burner body with variable gas outlet area30 Apr 2026US 2026/0117969 A1Ariston S.P.A.
Most cited
By later US patents
- Modulating furnace with two-speed draft inducer138US 5,732,691 ARheem Manufacturing Company · 1998
- Variable heat generating method and apparatus129US 4,622,007 AAmerican Combustion, Inc. · 1986
- System and process for controlling the flow of air and fuel to a burner92US 4,645,450 AControl Techtronics, Inc. · 1987
- Method for providing variable output gas-fired furnace with a constant temperature rise and efficiency88US 4,688,547 ACarrier Corporation · 1987
- Flame ionization control apparatus and method78US 5,971,745 AGas Research Institute · 1999