F25B 2600/2515
Flow valves
F25B2600/2515 (Flow valves) appears on 305 US grants and 425 published applications in this corpus.
Search patents in F25B- Granted patents
- 305
- Published applications
- 425
- Assignees
- 153
- Inventors
- 799
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 4 |
| 2004 | 5 | 11 |
| 2005 | 4 | 1 |
| 2006 | 2 | 6 |
| 2007 | 0 | 4 |
| 2008 | 0 | 4 |
| 2009 | 4 | 2 |
| 2010 | 2 | 5 |
| 2011 | 2 | 2 |
| 2012 | 0 | 5 |
| 2013 | 2 | 8 |
| 2014 | 0 | 4 |
| 2015 | 2 | 21 |
| 2016 | 9 | 23 |
| 2017 | 18 | 39 |
| 2018 | 28 | 14 |
| 2019 | 20 | 32 |
| 2020 | 26 | 31 |
| 2021 | 21 | 43 |
| 2022 | 39 | 45 |
| 2023 | 39 | 37 |
| 2024 | 31 | 32 |
| 2025 | 29 | 25 |
| 2026 | 14 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for detection and correction of reverse flow in an ejector refrigeration circuit6 Oct 2026US 12,753,952 B2Carrier Corporation
- Detecting contamination of a cryogenic refrigerant in a cryogenic refrigeration system22 Sep 2026US 12,742,577 B2Edwards Vacuum LLC
- Heat pump and control method thereof1 Sep 2026US 12,723,788 B2Kyungdong Navien Co., Ltd.
- Refrigerant leak mitigation system25 Aug 2026US 12,716,632 B2Trane International Inc.
- CO2 refrigeration system with multiple receivers16 Jun 2026US 12,656,031 B2Hill Phoenix, Inc.
- Methods and systems for controlling a compressor cooling system24 Sep 2026US 2026/0287224 A1Copeland Corporation
- Methods and systems for controlling a compressor cooling system24 Sep 2026US 2026/0287233 A1Copeland Corporation
- Air conditioner17 Sep 2026US 2026/0276265 A1Kyungdong Navien Co., Ltd.
- Systems and methods for controlling refrigerant concentration17 Sep 2026US 2026/0276278 A1Copeland Corporation
- Systems and methods for controlling refrigerant concentration17 Sep 2026US 2026/0276279 A1Copeland Corporation
Most cited
By later US patents
- Air-conditioning apparatus81US 9,322,562 B2Mitsubishi Electric Corporation · 2016
- Cooling system with evaporators distributed in parallel71US 6,786,056 B2Hewlett-Packard Development Company, L. P. · 2004
- Refrigerated merchandiser with modular evaporator coils and EEPR control59US 5,743,098 AHussmann Corporation · 1998
- Method and apparatus for optimizing refrigeration systems58US 8,046,107 B2Hudson Technologies, Inc. · 2011
- Cooling system54US 6,826,922 B2Hewlett-Packard Development Company, L. P. · 2004