F23N 1/065
Using electrical or electromechanical means
Official title: {using electrical or electromechanical means}
F23N1/065 (Using electrical or electromechanical means) appears on 24 US grants and 4 published applications in this corpus.
Search patents in F23N- Granted patents
- 24
- Published applications
- 4
- Assignees
- 9
- Inventors
- 22
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 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 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Premixing apparatus3 Mar 2026US 12,565,997 B2Rinnai Corporation
- Air intake coupling with noise suppression for low NOx emission furnace2 Nov 2021US 11,162,677 B2Lennox Industries Inc.
- Common venting of water heater and induced draft furnace17 Apr 2001US 6,216,685 B1Gas Research Institute
- Power vented water heater with air inlet14 Sep 1999US 5,950,573 ASRP 687 Pty. Ltd.
- Integrated control system for induced draft combustion6 Aug 1985US 4,533,315 AHoneywell Inc.
- Premixing Apparatus13 Apr 2023US 2023/0112151 A1Rinnai Corporation
- Air intake coupling with noise suppression for low nox emission furnace20 Jan 2022US 2022/0018535 A1Lennox Industries Inc.
- Air intake coupling with noise suppression for low nox emission furnace20 Jan 2022US 2022/0018536 A1Lennox Industries Inc.
- Air intake coupling with noise suppression for low nox emission furnace23 Jul 2020US 2020/0232641 A1Lennox Industries Inc.
Most cited
By later US patents
- Furnace control using induced draft blower and exhaust stack flow rate sensing65US 4,251,025 AHoneywell Inc. · 1981
- Furnace control using induced draft blower and exhaust gas differential pressure sensing59US 4,334,855 AHoneywell Inc. · 1982
- Safety control for furnace burner57US 4,204,833 AScotty Vent Dampers · 1980
- Furnace control using induced draft blower, exhaust gas flow rate sensing and density compensation55US 4,340,355 AHoneywell Inc. · 1982
- Integrated control system for induced draft combustion42US 4,533,315 AHoneywell Inc. · 1985