F25B 2313/0293
Related to the indoor fan
Official title: related to the indoor fan, e.g. controlling speed
F25B2313/0293 (Related to the indoor fan) appears on 155 US grants and 159 published applications in this corpus.
Search patents in F25B- Granted patents
- 155
- Published applications
- 159
- Assignees
- 61
- Inventors
- 409
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 1 | 7 |
| 2015 | 2 | 12 |
| 2016 | 4 | 8 |
| 2017 | 7 | 7 |
| 2018 | 8 | 10 |
| 2019 | 15 | 15 |
| 2020 | 10 | 12 |
| 2021 | 10 | 16 |
| 2022 | 13 | 19 |
| 2023 | 11 | 15 |
| 2024 | 17 | 7 |
| 2025 | 10 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger and heat pump device19 May 2026US 12,631,374 B2Daikin Industries, Ltd.
- Air conditioner5 May 2026US 12,618,570 B2Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Control scheme for automatic fan mode for use with variable refrigerant flow systems24 Feb 2026US 12,560,369 B2Lennox Industries Inc.
- Control method and device for air conditioner outdoor unit, air conditioner outdoor unit, and air conditioner16 Sep 2025US 12,416,425 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Ventilation system, integrated air conditioning system and control method thereof26 Aug 2025US 12,398,907 B2Samsung Electronics Co., Ltd.
- Control scheme for automatic fan mode for use with variable refrigerant flow systems18 Jun 2026US 2026/0168717 A1Lennox Industries Inc.
- Detection method, control device and air conditioning system of air conditioning system5 Mar 2026US 2026/0063321 A1Carrier Corporation
- Ventilation system, integrated air conditioning system and control method thereof20 Nov 2025US 2025/0354713 A1Samsung Electronics Co., Ltd.
- Refrigeration cycle device30 Oct 2025US 2025/0334308 A1Panasonic Intellectual Property Management Co., Ltd.
- Ventilation device and integrated air conditioning system having the same23 Oct 2025US 2025/0327604 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Heating and cooling system with variable capacity compressor154US 5,628,201 ACopeland Corporation · 1997
- Air conditioning system with variable condenser reheat for enhanced dehumidification125US 6,826,921 B1Lennox Industries Inc. · 2004
- Geothermal heat pump system116US 5,758,514 AEnvirotherm Heating & Cooling Systems, Inc. · 1998
- Diagnostics for a heating and cooling system113US 5,689,963 ACopeland Corporation · 1997
- Diagnostics for a heating and cooling system103US 5,623,834 ACopeland Corporation · 1997