F25B 2700/197
Of the evaporator
Official title: of the evaporator
F25B2700/197 (Of the evaporator) appears on 297 US grants and 368 published applications in this corpus.
Search patents in F25B- Granted patents
- 297
- Published applications
- 368
- Assignees
- 151
- Inventors
- 737
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 4 |
| 2005 | 0 | 10 |
| 2006 | 4 | 11 |
| 2007 | 5 | 4 |
| 2008 | 7 | 4 |
| 2009 | 3 | 5 |
| 2010 | 10 | 9 |
| 2011 | 3 | 5 |
| 2012 | 4 | 9 |
| 2013 | 4 | 5 |
| 2014 | 3 | 5 |
| 2015 | 5 | 17 |
| 2016 | 9 | 14 |
| 2017 | 13 | 30 |
| 2018 | 19 | 23 |
| 2019 | 27 | 18 |
| 2020 | 23 | 19 |
| 2021 | 17 | 43 |
| 2022 | 27 | 23 |
| 2023 | 25 | 38 |
| 2024 | 33 | 33 |
| 2025 | 27 | 21 |
| 2026 | 10 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Test chamber and method26 May 2026US 12,638,377 B2Weiss Technik GmbH
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- 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.
- Cooling device, exposure device, and industrial equipment20 Aug 2026US 2026/0243486 A1Canon Semiconductor Equipment Inc.
- Compressor staging control architecture for hot gas reheat systems23 Jul 2026US 2026/0210575 A1Trane International Inc.
- Refrigerant system including filtering apparatus and operating method thereof16 Jul 2026US 2026/0202108 A1SK Enmove Co., Ltd.
Most cited
By later US patents
- Method and apparatus for measuring and improving efficiency in refrigeration systems95US 6,505,475 B1Hudson Technologies, Inc. · 2003
- Method and apparatus for diagnosing problems with the thermodynamic performance of a heat engine94US 5,073,862 A1991
- IT equipment cooling90US 7,165,412 B1American Power Conversion Corporation · 2007
- Refrigerator for vehicle89US 4,637,222 ANippondenso Co., Ltd. · 1987
- IT equipment cooling79US 7,418,825 B1American Power Conversion Corporation · 2008