F25B 2500/27
Problems to be solved: characterised by the stop of the refrigeration cycle
Official title: characterised by the stop of the refrigeration cycle
F25B2500/27 (Problems to be solved: characterised by the stop of the refrigeration cycle) appears on 138 US grants and 175 published applications in this corpus.
Search patents in F25B- Granted patents
- 138
- Published applications
- 175
- Assignees
- 97
- Inventors
- 445
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 3 | 2 |
| 2004 | 5 | 8 |
| 2005 | 6 | 9 |
| 2006 | 5 | 5 |
| 2007 | 2 | 6 |
| 2008 | 1 | 5 |
| 2009 | 3 | 9 |
| 2010 | 3 | 4 |
| 2011 | 4 | 7 |
| 2012 | 3 | 3 |
| 2013 | 4 | 6 |
| 2014 | 5 | 5 |
| 2015 | 4 | 7 |
| 2016 | 2 | 10 |
| 2017 | 5 | 7 |
| 2018 | 11 | 16 |
| 2019 | 13 | 14 |
| 2020 | 10 | 10 |
| 2021 | 10 | 9 |
| 2022 | 12 | 14 |
| 2023 | 4 | 4 |
| 2024 | 9 | 6 |
| 2025 | 7 | 4 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Refrigerant cycle apparatus16 Sep 2025US 12,416,439 B2Daikin Industries, Ltd.
- Refrigeration cycle apparatus23 Jul 2026US 2026/0210610 A1Daikin Industries, Ltd.
- Systems and Methods for Detecting Malfunctions in Refrigerant Based Systems based on Changes in Measured System Metrics11 Jun 2026US 2026/0160461 A1
- Rotary compressor, air conditioning system, and control method28 May 2026US 2026/0146770 A1Shanghai Highly Electrical Appliances Co., Ltd.
- System and method for operation of variable geometry diffuser as check valve16 Oct 2025US 2025/0321034 A1Tyco Fire & Security GmbH
- Environmental simulation chamber and respective method of operation28 Aug 2025US 2025/0271189 A1Angelantoni Test Technologies Srl-In Breve Att Srl
Most cited
By later US patents
- Method for controlling an ice making machine and apparatus therefor36US 5,477,694 AScotsman Group, Inc. · 1995
- High to low side bypass to prevent reverse rotation32US 5,167,491 ACarrier Corporation · 1992
- Humidity controller utilizing the pressure differential sensors for varying the compressor capacity20US 7,937,960 B2Daikin Industries, Ltd. · 2011
- Prevention of compressor unpowered reverse rotation in heat pump units19US 7,234,311 B2Carrier Corporation · 2007
- Indoor air quality improvement by re-evaporation control19US 8,347,643 B2Carrier Corporation · 2013