F23N 5/045
Using electrical or electromechanical means
Official title: {using electrical or electromechanical means}
F23N5/045 (Using electrical or electromechanical means) appears on 13 US grants and 1 published applications in this corpus.
Search patents in F23N- Granted patents
- 13
- Published applications
- 1
- Assignees
- 7
- Inventors
- 21
- Latest grant
- 13 Jul 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 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 | 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 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Adaptor for mounting temperature sensitive duty cycling control with flexible duct work13 Jul 1993US 5,226,590 A
- Combination pressure and temperature limit control for a fuel-fired, forced draft heating appliance combustion product exhaust system27 Oct 1992US 5,158,446 ARheem Manufacturing Company
- Water heater heat rollout sensor1 Sep 1992US 5,143,050 AAOS Holding Company
- Apparatus for exhausting combustion gases from a gas water heater15 Aug 1989US 4,856,982 ATjernlund Products, Inc.
- Internally mounted duty cycling control15 Dec 1987US 4,712,733 A
Most cited
By later US patents
- Power gas burner for wood stove42US 4,655,705 A1987
- Gas valve17US 4,067,539 AThe Tappan Company · 1978
- Apparatus for exhausting combustion gases from a gas water heater15US 4,856,982 ATjernlund Products, Inc. · 1989
- Combination pressure and temperature limit control for a fuel-fired, forced draft heating appliance combustion product exhaust system13US 5,158,446 ARheem Manufacturing Company · 1992
- Thermal valve10US 4,102,496 AThe Tappan Company · 1978