F25B 2400/01
Heaters
F25B2400/01 (Heaters) appears on 283 US grants and 360 published applications in this corpus.
Search patents in F25B- Granted patents
- 283
- Published applications
- 360
- Assignees
- 167
- Inventors
- 722
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 4 |
| 2003 | 0 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 4 |
| 2006 | 4 | 4 |
| 2007 | 2 | 9 |
| 2008 | 0 | 14 |
| 2009 | 2 | 13 |
| 2010 | 3 | 19 |
| 2011 | 6 | 18 |
| 2012 | 10 | 27 |
| 2013 | 9 | 19 |
| 2014 | 13 | 23 |
| 2015 | 9 | 16 |
| 2016 | 27 | 25 |
| 2017 | 18 | 27 |
| 2018 | 29 | 19 |
| 2019 | 19 | 13 |
| 2020 | 23 | 20 |
| 2021 | 8 | 16 |
| 2022 | 17 | 21 |
| 2023 | 12 | 19 |
| 2024 | 19 | 9 |
| 2025 | 14 | 5 |
| 2026 | 4 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control method and device suitable for air conditioner in high drop mode15 Sep 2026US 12,736,247 B2Carrier Corporation
- Portable container8 Sep 2026US 12,729,898 B2Ember LifeSciences, Inc.
- Heat exchange system and heat load control system1 Sep 2026US 12,723,780 B2
- Heat dissipation module and anti-condensation method of projection device10 Mar 2026US 12,571,570 B2Coretronic Corporation
- Temperature management system30 Dec 2025US 12,510,008 B2SPH Sustainable Process Heat GmbH
- Heating device for cryogenic refrigerator17 Sep 2026US 2026/0276248 A1Ulvac Cryogenics Incorporated
- Portable container3 Sep 2026US 2026/0258995 A1Ember LifeSciences, Inc.
- Outdoor unit of air-conditioning apparatus16 Jul 2026US 2026/0202109 A1Mitsubishi Electric Corporation
- Refrigerant circuit compressor gas bearing feed16 Jul 2026US 2026/0202110 A1Trane International Inc.
- Co2 warm liquid defrost with heating section control2 Jul 2026US 2026/0185756 A1Heatcraft Refrigeration Products LLC
Most cited
By later US patents
- Compressor lubricating oil heater control89US 4,066,869 ACarrier Corporation · 1978
- Transcritical vapor compression system and method of operating including refrigerant storage tank and non-variable expansion device52US 7,096,679 B2Tecumseh Products Company · 2006
- Transport refrigeration system and method for operating47US 9,975,403 B2Carrier Corporation · 2018
- Compressor protection from liquid hazards42US 6,886,354 B2Carrier Corporation · 2005
- Crankcase heater control for hermetic refrigerant compressors38US 5,012,652 ACarrier Corporation · 1991