F25B 2313/02533
During heating
Official title: during heating
F25B2313/02533 (During heating) appears on 50 US grants and 46 published applications in this corpus.
Search patents in F25B- Granted patents
- 50
- Published applications
- 46
- Assignees
- 16
- Inventors
- 131
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 4 |
| 2016 | 0 | 4 |
| 2017 | 4 | 1 |
| 2018 | 4 | 0 |
| 2019 | 2 | 8 |
| 2020 | 4 | 6 |
| 2021 | 4 | 4 |
| 2022 | 6 | 4 |
| 2023 | 2 | 2 |
| 2024 | 5 | 3 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Air conditioner with defrosting operation and method for controlling the same8 Jul 2025US 12,352,480 B2Samsung Electronics Co., Ltd.
- Systems and methods for heat pump systems8 Jul 2025US 12,352,485 B2Daikin Comfort Technologies Manufacturing, L.P.
- Air-conditioning apparatus with defrost bypass circuit28 Jan 2025US 12,209,761 B2Mitsubishi Electric Corporation
- Heat exchanger and air-conditioning apparatus including the heat exchanger26 Nov 2024US 12,152,814 B2Mitsubishi Electric Corporation
- Central air conditioning and heat pump system with cooling arrangement25 Jun 2024US 12,018,866 B2
- Systems and methods for heat pump systems2 Oct 2025US 2025/0305741 A1Daikin Comfort Technologies Manufacturing, L.P.
- Air-conditioning apparatus14 Mar 2024US 2024/0085044 A1Mitsubishi Electric Corporation
- Systems and methods for heat pump systems29 Feb 2024US 2024/0068724 A1Daikin Comfort Technologies Manufacturing, L.P.
- Central Air Conditioning and Heat Pump System with Cooling Arrangement1 Feb 2024US 2024/0035716 A1
- Air conditioner and method for controlling the same21 Sep 2023US 2023/0296273 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Mini tube and direct expansion heat exchange system36US 5,946,928 A1999
- Air conditioning apparatus22US 4,912,937 AMitsubishi Denki Kabushiki Kaisha · 1990
- Air conditioner with defrosting mode19US 4,774,813 AHitachi, Ltd. · 1988
- Air conditioner19US 6,244,057 B1Hitachi, Ltd. · 2001
- Air conditioner with an energy switch15US 4,898,230 ASanyo Electric Co., Ltd. · 1990