F24H 15/208
Temperature of the air after heating
F24H15/208 (Temperature of the air after heating) appears on 80 US grants and 94 published applications in this corpus.
Search patents in F24H- Granted patents
- 80
- Published applications
- 94
- Assignees
- 66
- Inventors
- 201
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 4 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 4 |
| 2015 | 0 | 6 |
| 2016 | 7 | 5 |
| 2017 | 6 | 11 |
| 2018 | 5 | 4 |
| 2019 | 5 | 6 |
| 2020 | 6 | 6 |
| 2021 | 4 | 8 |
| 2022 | 3 | 3 |
| 2023 | 4 | 6 |
| 2024 | 7 | 8 |
| 2025 | 6 | 2 |
| 2026 | 1 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Fan control arrangement for a two stage furnace49US 5,027,789 AInter-City Products Corporation (USA) · 1991
- Adaptive forced warm air furnace using analog temperature and pressure sensors36US 5,307,990 AHoneywell Inc. · 1994
- Electric heat control apparatus and method24US 5,488,218 ALennox Industries Inc. · 1996
- Air heater control20US 6,431,457 B1Rapid Engineering, Inc. · 2002
- Forced-air heater control system and method17US 7,119,308 B22006