F25B 2313/0214
The auxiliary heat exchanger being used parallel to the indoor unit during
Official title: the auxiliary heat exchanger being used parallel to the indoor unit during heating operation
F25B2313/0214 (The auxiliary heat exchanger being used parallel to the indoor unit during) appears on 8 US grants and 9 published applications in this corpus.
Search patents in F25B- Granted patents
- 8
- Published applications
- 9
- Assignees
- 5
- Inventors
- 19
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Refrigeration cycle device7 May 2024US 11,976,857 B2Mitsubishi Electric Corporation
- Heat pump system24 Oct 2017US 9,797,605 B2Mitsubishi Electric Corporation
- Heat pump system with auxiliary heat exchanger3 Jan 2017US 9,534,818 B2SI2 Industries, LLC
- Vehicular heat pump system and control method20 Dec 2016US 9,522,589 B2GM Global Technology Operations LLC
- Refrigeration cycle apparatus23 Nov 2023US 2023/0375238 A1Mitsubishi Electric Corporation
- Three-pipe multi-split air-conditioning system and control method thereof23 Jun 2022US 2022/0196259 A1Guangdong Giwee Technology Co. Ltd.
- Refrigeration cycle device13 Jan 2022US 2022/0011028 A1Mitsubishi Electric Corporation
- Heat pump system19 Nov 2015US 2015/0330675 A1Mitsubishi Electric Corporation
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Most cited
By later US patents
- Supplemental heat exchanger system for heat pump9US 5,109,677 A1992
- Air-conditioning apparatus4US 9,513,036 B2Mitsubishi Electric Corporation · 2016
- Heat pump apparatus and control method for heat pump apparatus3US 9,377,224 B2Mitsubishi Electric Corporation · 2016
- Heat pump system2US 9,797,605 B2Mitsubishi Electric Corporation · 2017
- Refrigeration cycle device1US 11,976,857 B2Mitsubishi Electric Corporation · 2024