F24H 15/204
Temperature of the air before heating
F24H15/204 (Temperature of the air before heating) appears on 42 US grants and 54 published applications in this corpus.
Search patents in F24H- Granted patents
- 42
- Published applications
- 54
- Assignees
- 41
- Inventors
- 105
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 6 |
| 2016 | 2 | 4 |
| 2017 | 5 | 9 |
| 2018 | 7 | 2 |
| 2019 | 4 | 2 |
| 2020 | 3 | 3 |
| 2021 | 0 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 3 |
| 2024 | 4 | 5 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Agricultural building environmental control system8 Apr 2025US 12,268,184 B2Diversified Agriculture, LLC
- Heater31 Dec 2024US 12,181,184 B2Truma Gerätetechnik GmbH & Co. KG
- Hybrid heating system with humidity control4 Jun 2026US 2026/0153253 A1Midea Group Co., Ltd.
- Method and system for heating2 Jan 2025US 2025/0003602 A1Rototec Group AB
- System for adjusting and controlling temperature of intelligent new energy farmhouse integrated with tunnel wind and solar energy2 Jan 2025US 2025/0003603 A1Beijing Anxing Hi-Tech New Energy Development Co., Ltd.
- Aerosol-generating device with ambient air adaption12 Dec 2024US 2024/0407450 A1Philip Morris Products S. A.
- Process air unit for heating process air14 Nov 2024US 2024/0377102 A1Dürr Systems AG, Stuttgart
Most cited
By later US patents
- Forced-air heater control system and method17US 7,119,308 B22006
- Electronic control and method for increasing efficiency of heating16US 4,607,787 A1986
- Heat-pump system with refrigerant charge diagnostics16US 9,765,979 B2Emerson Climate Technologies, Inc. · 2017
- HVAC control system with user interface provided by a mobile wireless device15US 10,240,802 B2Ademco Inc. · 2019
- Forced-air heater control system and method8US 7,012,223 B2National Environmental Products, Ltd. · 2006