F23N 3/042
Using electronic means
Official title: {using electronic means}
F23N3/042 (Using electronic means) appears on 35 US grants and 37 published applications in this corpus.
Search patents in F23N- Granted patents
- 35
- Published applications
- 37
- Assignees
- 33
- Inventors
- 71
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 4 |
| 2018 | 1 | 2 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic closed-loop control device for fireplaces comprising a lower combustion system31 Mar 2026US 12,590,703 B2Maxitrol Company
- Combustion control apparatus of LPG reforming system and method for controlling the same1 Oct 2024US 12,104,789 B2Hyundai Motor Company
- Coal-fired power generation system and air heat with recirculation path and related method16 Jul 2024US 12,038,173 B2Orlando Utilities Commission
- Electronically controlled vent damper24 Oct 2023US 11,796,187 B2Midea Group Co., Ltd.
- Integrated damper control system25 Oct 2022US 11,480,334 B2Field Controls, LLC
- Electronic closed-loop control device for fireplaces comprising a lower combustion system23 Jul 2026US 2026/0210553 A1Maxitrol Company
- Combustion system with automated control of primary and secondary airflows2 Jan 2025US 2025/0003587 A1
- Electronic closed-loop control device for fireplaces comprising a lower combustion system5 Sep 2024US 2024/0295324 A1Maxitrol Company
- Coal-fired power generation system and air heat with recirculation path and related method18 May 2023US 2023/0151964 A1Orlando Utilities Commission
- Combustion control apparatus of lpg reforming system and method for controlling the same27 Oct 2022US 2022/0341591 A1Hyundai Motor Company
Most cited
By later US patents
- Shape memory actuator36US 4,979,672 AJohnson Service Company · 1990
- Shape memory actuator smart connector30US 5,071,064 AJohnson Service Company · 1991
- Shape memory actuator smart connector24US 5,176,544 AJohnson Service Company · 1993
- Chimney safety and control system24US 5,555,876 A1996
- Method and apparatus for regulating flue draft23US 4,406,396 A1983