F25B 2313/02523
During heating
Official title: during heating
F25B2313/02523 (During heating) appears on 15 US grants and 16 published applications in this corpus.
Search patents in F25B- Granted patents
- 15
- Published applications
- 16
- Assignees
- 11
- Inventors
- 56
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 3 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 1 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat pump14 Oct 2025US 12,442,572 B2Yanmar Power Technology Co., Ltd.
- Outdoor heat exchanger and air conditioner having the same11 Oct 2022US 11,466,908 B2LG Electronics Inc.
- Air conditioner13 Sep 2022US 11,441,793 B2LG Electronics Inc.
- Gas-liquid separator system for refrigeration cycle apparatus21 Sep 2021US 11,125,476 B2Mitsubishi Electric Corporation
- Air conditioner and control method therefor28 Jan 2020US 10,544,957 B2Samsung Electronics Co., Ltd.
- Heat pump4 May 2023US 2023/0137037 A1Yanmar Power Technology Co., Ltd.
- Heating medium compression apparatus, air conditioner, and heating medium compression method17 Feb 2022US 2022/0049880 A1NEC Corporation
- Outdoor heat exchanger and air conditioner having the same8 Oct 2020US 2020/0318870 A1LG Electronics Inc.
- Refrigeration cycle apparatus27 Aug 2020US 2020/0271357 A1Mitsubishi Electric Corporation
- Air conditioner14 May 2020US 2020/0149751 A1LG Electronics Inc.
Most cited
By later US patents
- Refrigeration apparatus25US 5,526,649 ADaikin Industries, Ltd. · 1996
- Heat pump system22US 7,263,848 B2Delphi Technologies, Inc. · 2007
- Automotive heater and air conditioner and process therefor16US 4,688,394 ATechnology Un, Ltd. · 1987
- Refrigeraton apparatus12US 5,548,968 ADaikin Industries, Ltd. · 1996
- Multiple air conditioning apparatus10US 5,150,582 AKabushiki Kaisha Toshiba · 1992