F25B 2313/009
Indoor unit in circulation with outdoor unit in first operation mode, indoor
Official title: indoor unit in circulation with outdoor unit in first operation mode, indoor unit in circulation with an other heat exchanger in second operation mode or outdoor unit in circulation with an other heat exchanger in third operation mode
F25B2313/009 (Indoor unit in circulation with outdoor unit in first operation mode, indoor) appears on 66 US grants and 57 published applications in this corpus.
Search patents in F25B- Granted patents
- 66
- Published applications
- 57
- Assignees
- 27
- Inventors
- 132
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 4 |
| 2014 | 1 | 4 |
| 2015 | 1 | 3 |
| 2016 | 4 | 2 |
| 2017 | 4 | 2 |
| 2018 | 3 | 0 |
| 2019 | 2 | 11 |
| 2020 | 9 | 7 |
| 2021 | 5 | 8 |
| 2022 | 5 | 6 |
| 2023 | 5 | 2 |
| 2024 | 4 | 0 |
| 2025 | 4 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat source unit and refrigeration apparatus9 Sep 2025US 12,410,942 B2Daikin Industries, Ltd.
- Refrigeration system1 Jul 2025US 12,345,451 B2Tyco Fire & Security GmbH
- Heat pump system17 Jun 2025US 12,331,970 B2Tyco Fire & Security GmbH
- Air conditioner system4 Mar 2025US 12,241,667 B2Carrier Corporation
- Superheating control for heating, ventilation, air conditioning and refrigeration (HVACR) system including a dynamic receiver12 Nov 2024US 12,140,352 B2Trane International Inc.
- Advanced heat pump with improved performance and control20 Aug 2026US 2026/0243445 A1Daikin Comfort Technologies Manufacturing, L.P.
- Noise Management System for Thermal Energy Storage Equipped Heat Pump Systems23 Apr 2026US 2026/0110474 A1Robert Bosch GmbH
- Air conditioning system30 Jan 2025US 2025/0035331 A1Carrier Corporation
- Refrigeration cycle apparatus23 Nov 2023US 2023/0375238 A1Mitsubishi Electric Corporation
- Heat pump system6 Jul 2023US 2023/0213249 A1Tyco Fire & Security GmbH
Most cited
By later US patents
- Heat pump system with selective space cooling45US 5,628,200 AWallace Heating & Air Conditioning, Inc. · 1997
- Heat pump type airconditioner43US 4,441,901 AMitsubishi Denki Kabushiki Kaisha · 1984
- Triple integrated heat pump system33US 4,646,538 AMississipi Power Co. · 1987
- Heating and cooling system having auxiliary heating loop33US 5,239,838 A1993
- Multi-source heat pump HVAC system32US 4,100,763 AInternational Telephone and Telegraph Corporation · 1978