F25B 2700/2117
Of an evaporator
Official title: of an evaporator
F25B2700/2117 (Of an evaporator) appears on 1,314 US grants and 1,546 published applications in this corpus.
Search patents in F25B- Granted patents
- 1,314
- Published applications
- 1,546
- Assignees
- 490
- Inventors
- 2,886
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 1 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 10 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 14 | 0 |
| 2001 | 16 | 10 |
| 2002 | 26 | 26 |
| 2003 | 35 | 32 |
| 2004 | 40 | 57 |
| 2005 | 33 | 52 |
| 2006 | 34 | 55 |
| 2007 | 24 | 55 |
| 2008 | 28 | 41 |
| 2009 | 14 | 31 |
| 2010 | 30 | 51 |
| 2011 | 23 | 44 |
| 2012 | 23 | 41 |
| 2013 | 25 | 34 |
| 2014 | 23 | 52 |
| 2015 | 37 | 73 |
| 2016 | 36 | 61 |
| 2017 | 66 | 97 |
| 2018 | 71 | 91 |
| 2019 | 96 | 76 |
| 2020 | 82 | 67 |
| 2021 | 71 | 113 |
| 2022 | 86 | 98 |
| 2023 | 83 | 97 |
| 2024 | 95 | 89 |
| 2025 | 62 | 56 |
| 2026 | 38 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for detection and correction of reverse flow in an ejector refrigeration circuit6 Oct 2026US 12,753,952 B2Carrier Corporation
- Refrigeration and heat pump systems with pressure exchangers1 Sep 2026US 12,723,782 B2Energy Recovery, Inc.
- Method of varying defrost trigger for heat pump25 Aug 2026US 12,716,630 B2Carrier Corporation
- Refrigerant leak mitigation system25 Aug 2026US 12,716,632 B2Trane International Inc.
- Cold storage systems25 Aug 2026US 12,716,639 B2Trane Technologies Life Sciences LLC
- Systems and methods for controlling capacity of a compressor8 Oct 2026US 2026/0309355 A1Tyco Fire & Security GmbH
- Air conditioning system27 Aug 2026US 2026/0251330 A1Carrier Japan Corporation
- Two-stage compression centrifugal unit and middle air supplementing control method therefor, and heating and ventilation device20 Aug 2026US 2026/0243470 A1Chongqing Midea General Refrigeration Equipment Co., Ltd.
- Systems and methods for controlling operation of a chiller20 Aug 2026US 2026/0243483 A1Tyco Fire & Security GmbH
- Cooling device, exposure device, and industrial equipment20 Aug 2026US 2026/0243486 A1Canon Semiconductor Equipment Inc.
Most cited
By later US patents
- 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
- Fan motor on/off control system for a refrigeration appliance176US 5,918,474 AWhirlpool Corporation · 1999
- Variable speed drive chiller system167US 6,434,960 B1Carrier Corporation · 2002
- Air filter monitoring system159US 7,244,294 B22007