F24F 11/80
For controlling the temperature of the supplied air
Official title: for controlling the temperature of the supplied air
F24F11/80 (For controlling the temperature of the supplied air) appears on 2,319 US grants and 2,661 published applications in this corpus.
Search patents in F24F- Granted patents
- 2,319
- Published applications
- 2,661
- Assignees
- 687
- Inventors
- 5,046
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 18 | 0 |
| 1978 | 7 | 0 |
| 1979 | 12 | 0 |
| 1980 | 11 | 0 |
| 1981 | 20 | 0 |
| 1982 | 8 | 0 |
| 1983 | 11 | 0 |
| 1984 | 21 | 0 |
| 1985 | 18 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 14 | 0 |
| 1989 | 15 | 0 |
| 1990 | 16 | 0 |
| 1991 | 16 | 0 |
| 1992 | 20 | 0 |
| 1993 | 26 | 0 |
| 1994 | 25 | 0 |
| 1995 | 21 | 0 |
| 1996 | 19 | 0 |
| 1997 | 21 | 0 |
| 1998 | 11 | 0 |
| 1999 | 13 | 0 |
| 2000 | 14 | 0 |
| 2001 | 11 | 5 |
| 2002 | 18 | 8 |
| 2003 | 15 | 11 |
| 2004 | 12 | 27 |
| 2005 | 10 | 23 |
| 2006 | 13 | 24 |
| 2007 | 11 | 30 |
| 2008 | 12 | 32 |
| 2009 | 12 | 34 |
| 2010 | 21 | 42 |
| 2011 | 20 | 48 |
| 2012 | 23 | 71 |
| 2013 | 16 | 53 |
| 2014 | 27 | 89 |
| 2015 | 58 | 128 |
| 2016 | 59 | 142 |
| 2017 | 116 | 163 |
| 2018 | 136 | 134 |
| 2019 | 154 | 192 |
| 2020 | 175 | 251 |
| 2021 | 198 | 256 |
| 2022 | 194 | 205 |
| 2023 | 201 | 206 |
| 2024 | 169 | 197 |
| 2025 | 165 | 184 |
| 2026 | 93 | 106 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F24F 11/83By controlling the supply of heat-exchange fluids to heat-exchangers1,376
- F24F 11/86By controlling compressors within refrigeration or heat pump circuits741
- F24F 11/81By controlling the air supply to heat-exchangers or bypass channels292
- F24F 11/87By controlling absorption or discharge of heat in outdoor units172
- F24F 11/873By controlling refrigerant heaters20
- F24F 11/875By controlling heat-storage apparatus14
Recent patents
- Method, controller and system of controlling thermal power transfer through a thermal energy exchanger6 Oct 2026US 12,753,941 B2Belimo Holding AG
- Adjustable working fluid reservoir for HVAC system6 Oct 2026US 12,753,942 B2Tyco Fire & Security GmbH
- Refrigerant leakage detection method and device, air conditioner and storage medium29 Sep 2026US 12,747,882 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Information processing device, air conditioning system, and program29 Sep 2026US 12,747,884 B2Daikin Industries, Ltd.
- Air conditioning system and a control method thereof29 Sep 2026US 12,747,886 B2Guilin Fengyang Technology Co., Ltd.
- Systems and method for providing automated heating, cooling and ventilation control8 Oct 2026US 2026/0309352 A1Universal Electronics Inc.
- Target temperature calculation method, air conditioner, and computer storage medium8 Oct 2026US 2026/0309354 A1Gd Midea Heating & Ventilating Equipment Co., Ltd.
- Systems and methods for controlling capacity of a compressor8 Oct 2026US 2026/0309355 A1Tyco Fire & Security GmbH
- Refrigeration Circuit Device and Heat Pump8 Oct 2026US 2026/0309356 A1Viessmann Holding International GmbH
- Thermal management system with hybrid circuit for energy storage device in air conditioning system1 Oct 2026US 2026/0298487 A1Carrier Corporation
Most cited
By later US patents
- System and method of controlling an HVAC system560US 7,130,719 B2Robertshaw Controls Company · 2006
- Adaptable control of HVAC systems341US 5,170,935 AMassachusetts Institute of Technology · 1992
- System and method of controlling delivery and/or usage of a commodity267US 7,949,615 B2Robertshaw Controls Company · 2011
- Control system and methods for a multiparameter electronically commutated motor250US 5,592,058 AGeneral Electric Company · 1997
- Air conditioning method in machine room having forced air-cooling equipment housed therein247US 5,718,628 ANippon Telegraph and Telephone Corporation · 1998