F24H 15/258
Outdoor temperature
F24H15/258 (Outdoor temperature) appears on 96 US grants and 126 published applications in this corpus.
Search patents in F24H- Granted patents
- 96
- Published applications
- 126
- Assignees
- 80
- Inventors
- 312
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 4 |
| 2010 | 1 | 4 |
| 2011 | 3 | 9 |
| 2012 | 2 | 8 |
| 2013 | 1 | 6 |
| 2014 | 1 | 6 |
| 2015 | 9 | 10 |
| 2016 | 5 | 9 |
| 2017 | 4 | 3 |
| 2018 | 7 | 6 |
| 2019 | 7 | 10 |
| 2020 | 5 | 5 |
| 2021 | 7 | 12 |
| 2022 | 1 | 0 |
| 2023 | 7 | 2 |
| 2024 | 2 | 9 |
| 2025 | 6 | 10 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cold climate heat pump system with energy storage11 Aug 2026US 12,704,328 B2Trane International Inc.
- Step modulating swing tank for heat pump water heater4 Nov 2025US 12,460,839 B1Bock Water Heaters, Inc.
- Sensor cleaning system with anti-freezing function21 Oct 2025US 12,447,931 B2Hyundai Motor Company
- Optimal operation control method of air-source heat pump and gas-fired heater combined heating system2 Sep 2025US 12,405,032 B1North China Municipal Engineering Design & Research Institute Co., Ltd.
- Spark ignition module and methods24 Jun 2025US 12,339,039 B2Copeland Comfort Control LP
- System and method for cleaning windows and lenses in automotive applications1 Oct 2026US 2026/0296374 A1Uusi, LLC
- Hot water heating device3 Sep 2026US 2026/0258973 A1Fujitsu General Limited
- Hybrid heating system with humidity control4 Jun 2026US 2026/0153253 A1Midea Group Co., Ltd.
- Heat pump, operation method of heat pump, and server4 Jun 2026US 2026/0153268 A1LG Electronics Inc.
- Solar heating systems and methods for providing demand response assistance to electric heat pumps and water heaters19 Mar 2026US 2026/0078912 A1Duke Energy Corporation
Most cited
By later US patents
- Multi-phase modular comfort controlled heating system131US 4,337,893 AEnergy Savings Parhelion · 1982
- Refrigeration heat pump and auxiliary heating apparatus control system with switchover during low outdoor temperature79US 4,598,764 AHoneywell Inc. · 1986
- Heat pump control system78US 4,627,483 AVisual Information Institute, Inc. · 1986
- Electronic boiler control72US 5,779,143 AErie Manufacturing Company · 1998
- Multiple load control apparatus having load equalization67US 4,511,790 AA. O. Smith Corporation · 1985