F23N 2227/32
Igniting for a predetermined number of cycles
F23N2227/32 (Igniting for a predetermined number of cycles) appears on 45 US grants and 22 published applications in this corpus.
Search patents in F23N- Granted patents
- 45
- Published applications
- 22
- Assignees
- 30
- Inventors
- 85
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 0 | 2 |
| 2022 | 2 | 5 |
| 2023 | 4 | 2 |
| 2024 | 3 | 3 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ignition-based protocols for pellet grills19 May 2026US 12,631,336 B2
- Water heater operation monitoring and notification21 Jan 2025US 12,203,684 B2Rheem Manufacturing Company
- Using diode rectification to determine igniter, inducer relay, and igniter relay faults13 Aug 2024US 12,060,994 B2Copeland Comfort Control LP
- Ignition-based protocols for pellet grills30 Jan 2024US 11,885,499 B2Weber-Stephen Products LLC
- Combustion air proving apparatus with burner cut-off capability and method of performing the same23 Jan 2024US 11,879,640 B2Cowles Operating Company
- Flame producing assemblies1 May 2025US 2025/0137640 A1BIC Violex Single Member S.A.
- Combustion air proving apparatus with burner cut-off capability and method of performing the same4 Apr 2024US 2024/0110702 A1Cowles Operating Company
- Ignition-based protocols for pellet grills15 Feb 2024US 2024/0053018 A1Weber-Stephen Products LLC
- Using diode rectification to determine igniter, inducer relay, and igniter relay faults8 Feb 2024US 2024/0044491 A1Copeland Comfort Control LP
- Water Heater Operation Monitoring and Notification17 Aug 2023US 2023/0258368 A1Rheem Manufacturing Company
Most cited
By later US patents
- Integrated appliance control system186US 6,059,195 ATridelta Industries, Inc. · 2000
- Ignition control system for a gas appliance131US 4,695,246 ALennox Industries Inc. · 1987
- Integrated furnace control and control self test122US 4,872,828 AHamilton Standard Controls, Inc. · 1989
- Integrated furnace control69US 5,271,556 AAmerican Standard Inc. · 1993
- Furnace monitoring and thermostat cycling system for recreational vehicles and marine vessels56US 5,269,458 A1993