F23N 3/005
Regulating air supply or draught: using electrical or electromechanical means
Official title: {using electrical or electromechanical means (F23N3/02 - F23N3/08 take precedence)}
F23N3/005 (Regulating air supply or draught: using electrical or electromechanical means) appears on 31 US grants and 37 published applications in this corpus.
Search patents in F23N- Granted patents
- 31
- Published applications
- 37
- Assignees
- 28
- Inventors
- 82
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 6 |
| 2021 | 3 | 5 |
| 2022 | 2 | 5 |
| 2023 | 5 | 3 |
| 2024 | 5 | 3 |
| 2025 | 3 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for regulating a pellet-fired burner and corresponding installation25 Aug 2026US 12,716,585 B2N2Air
- Atomization burner with flexible fire rate14 Apr 2026US 12,601,481 B2Babington Technology, Inc.
- System and method for forced air control in a kamado-style cooker25 Nov 2025US 12,480,660 B2Spider Grills, LLC
- Frequency modulation auxiliary method and device for thermal power plant based on dual electric energy converter20 May 2025US 12,305,540 B1Yantai Power Plant of Huaneng Shandong Power Generation Co., Ltd.
- Fan apparatus29 Apr 2025US 12,287,091 B2Rinnai Corporation
- Method for starting the combustion operation of a fuel-powered vehicle heater25 Jun 2026US 2026/0175646 A1Eberspächer Climate Control Systems GmbH & Co. KG
- Atomization burner with flexible fire rate6 Feb 2025US 2025/0043954 A1Babington Technology, Inc.
- Method for regulating a pellet-fired burner and corresponding installation6 Jun 2024US 2024/0183535 A1N2Air
- Combustion air proving apparatus with burner cut-off capability and method of performing the same4 Apr 2024US 2024/0110702 A1Cowles Operating Company
- System and Method for Bimodal Air Control in a Kettle-style Grill29 Feb 2024US 2024/0068666 A1Spider Grills, LLC
Most cited
By later US patents
- Auxiliary exhaust system94US 4,487,137 A1984
- Inducer speed control method for combustion furnace11US 9,261,277 B2Trane International Inc. · 2016
- System and method for bimodal air control in a kettle-style grill6US 11,125,438 B12021
- Combination flue and vent damper6US 4,270,894 AMor-Flo Industries, Inc. · 1981
- Automatic damper control5US 4,273,526 A1981