F25B 2400/22
Refrigeration systems for supermarkets
F25B2400/22 (Refrigeration systems for supermarkets) appears on 399 US grants and 306 published applications in this corpus.
Search patents in F25B- Granted patents
- 399
- Published applications
- 306
- Assignees
- 121
- Inventors
- 530
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 21 | 9 |
| 2002 | 23 | 14 |
| 2003 | 17 | 15 |
| 2004 | 13 | 28 |
| 2005 | 9 | 22 |
| 2006 | 18 | 17 |
| 2007 | 19 | 24 |
| 2008 | 9 | 21 |
| 2009 | 8 | 13 |
| 2010 | 10 | 11 |
| 2011 | 15 | 19 |
| 2012 | 7 | 3 |
| 2013 | 3 | 3 |
| 2014 | 6 | 5 |
| 2015 | 4 | 6 |
| 2016 | 9 | 3 |
| 2017 | 5 | 8 |
| 2018 | 4 | 15 |
| 2019 | 16 | 13 |
| 2020 | 8 | 12 |
| 2021 | 9 | 8 |
| 2022 | 9 | 11 |
| 2023 | 9 | 7 |
| 2024 | 5 | 8 |
| 2025 | 6 | 7 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- CO2 refrigeration system with superheat control22 Sep 2026US 12,742,574 B2Hill Phoenix, Inc.
- Expansion valve position detection in refrigeration system28 Jul 2026US 12,693,058 B2Hill Phoenix, Inc.
- CO2 refrigeration system with multiple receivers16 Jun 2026US 12,656,031 B2Hill Phoenix, Inc.
- Systems and methods for supplying stored heat to a vapor compression system26 May 2026US 12,638,210 B2Copeland Corporation
- CO2 refrigeration system with after-cooling5 Aug 2025US 12,379,139 B2Hill Phoenix, Inc.
- Control system and refrigeration system23 Jul 2026US 2026/0210608 A1Daikin Industries, Ltd.
- Control system and refrigeration system23 Jul 2026US 2026/0210609 A1Daikin Industries, Ltd.
- Dual temperature refrigeration system19 Feb 2026US 2026/0049748 A1Hill Phoenix, Inc.
- Co2 refrigeration system with after-cooling22 Jan 2026US 2026/0022874 A1Hill Phoenix, Inc.
- Co2 refrigeration system with superheat control27 Nov 2025US 2025/0362062 A1Hill Phoenix, Inc.
Most cited
By later US patents
- Model-based alarming208US 6,990,821 B2Emerson Retail Services, Inc. · 2006
- Control for commercial refrigeration system204US 5,586,444 ATyler Refrigeration Corporation · 1996
- Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor194US 6,047,557 ACopeland Corporation · 2000
- Economizer control with variable capacity193US 5,095,712 ACarrier Corporation · 1992
- System for remote refrigeration monitoring and diagnostics146US 7,644,591 B2Emerson Retail Services, Inc. · 2010