F25B 40/02
Subcoolers
F25B40/02 (Subcoolers) appears on 645 US grants and 696 published applications in this corpus.
Search patents in F25B- Granted patents
- 645
- Published applications
- 696
- Assignees
- 270
- Inventors
- 1,442
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 12 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 8 | 0 |
| 1999 | 17 | 0 |
| 2000 | 10 | 0 |
| 2001 | 17 | 2 |
| 2002 | 18 | 10 |
| 2003 | 10 | 9 |
| 2004 | 8 | 10 |
| 2005 | 14 | 19 |
| 2006 | 7 | 10 |
| 2007 | 5 | 9 |
| 2008 | 1 | 12 |
| 2009 | 4 | 20 |
| 2010 | 9 | 12 |
| 2011 | 6 | 18 |
| 2012 | 7 | 15 |
| 2013 | 4 | 24 |
| 2014 | 7 | 28 |
| 2015 | 10 | 39 |
| 2016 | 18 | 44 |
| 2017 | 37 | 52 |
| 2018 | 38 | 44 |
| 2019 | 56 | 37 |
| 2020 | 42 | 45 |
| 2021 | 26 | 45 |
| 2022 | 42 | 52 |
| 2023 | 27 | 40 |
| 2024 | 51 | 43 |
| 2025 | 40 | 34 |
| 2026 | 15 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy storage device and method based on carbon dioxide gas-liquid phase change25 Aug 2026US 12,716,659 B2Exa Energy Technology (Shenzhen) Co. Ltd.
- Simultaneous heating and chilling heat pump system11 Aug 2026US 12,704,298 B2Ace Machine Design Inc.
- Water heater and method for controlling the same4 Aug 2026US 12,701,684 B2LG Electronics Inc.
- Flash tank overflow warning system14 Jul 2026US 12,680,744 B2Rheem Manufacturing Company
- Refrigerant module and integrated thermal management module for vehicle including the same30 Jun 2026US 12,668,104 B2Hyundai Motor Company
- Heat pump module, plant comprising such heat pump module and method for heating a substance8 Oct 2026US 2026/0309379 A1Snf Group
- System for Controlling A Defrost of a Dual Flow Heat Exchanger10 Sep 2026US 2026/0266520 A1Mahle International GmbH
- Dilution refrigerator3 Sep 2026US 2026/0258988 A1Oxford NanoScience Limited
- Condensing device and heat pump system comprising same20 Aug 2026US 2026/0243480 A1
- Transcritical Heat Pump System30 Jul 2026US 2026/0218957 A1Nik Systems Engineering Services Ltd
Most cited
By later US patents
- Economizer control with variable capacity193US 5,095,712 ACarrier Corporation · 1992
- Methods and apparatus for operating a refrigeration system113US 5,174,123 AThermo King Corporation · 1992
- Method and apparatus for controlling capacity of a multiple-stage cooling system111US 5,265,434 A1993
- High latent refrigerant control circuit for air conditioning system95US 5,622,057 ACarrier Corporation · 1997
- Method and apparatus for condensing and subcooling refrigerant88US 5,115,644 A1992