F24F 1/0035
Characterised by introduction of outside air to the room
Official title: characterised by introduction of outside air to the room
F24F1/0035 (Characterised by introduction of outside air to the room) appears on 140 US grants and 164 published applications in this corpus.
Search patents in F24F- Granted patents
- 140
- Published applications
- 164
- Assignees
- 76
- Inventors
- 376
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 1 |
| 2003 | 4 | 2 |
| 2004 | 1 | 5 |
| 2005 | 2 | 2 |
| 2006 | 2 | 5 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 4 |
| 2013 | 1 | 2 |
| 2014 | 1 | 6 |
| 2015 | 2 | 6 |
| 2016 | 3 | 6 |
| 2017 | 8 | 5 |
| 2018 | 7 | 7 |
| 2019 | 8 | 11 |
| 2020 | 4 | 13 |
| 2021 | 8 | 17 |
| 2022 | 7 | 19 |
| 2023 | 17 | 18 |
| 2024 | 15 | 15 |
| 2025 | 15 | 7 |
| 2026 | 8 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circulating air module and circulating air module system29 Sep 2026US 12,747,870 B2Envola GmbH
- Heat removal systems and methods18 Aug 2026US 12,713,564 B2
- System and method using connected dampers for dehumidifying air21 Jul 2026US 12,687,313 B2Research Products Corporation
- Wall-mounted air conditioning indoor unit and air conditioner5 May 2026US 12,618,569 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Air conditioner21 Apr 2026US 12,607,367 B2LG Electronics Inc.
- Air conditioner indoor unit and air conditioner having same6 Aug 2026US 2026/0227079 A1Gd Midea Air-Conditioning Equipment Co., Ltd.
- Mountable gas exchange device22 Jan 2026US 2026/0022845 A1Microjet Technology Co., Ltd.
- Ventilation device11 Dec 2025US 2025/0377129 A1Daikin Industries, Ltd.
- Duct connecting apparatus and air conditioner having the same17 Jul 2025US 2025/0230947 A1Hephzibah Co., Ltd.
- Control of discharge dewpoint for packaged terminal air conditioner17 Apr 2025US 2025/0123017 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Air intake and blowing device60US 6,551,185 B1Daikin Industries, Ltd. · 2003
- Apparatus and method for controlling temperature and humidity of a conditioned space55US 6,295,823 B1CH2M Hill, Inc. · 2001
- Indoor air quality and ventilation assessment monitoring device50US 5,742,516 A1998
- Air conditioner49US 6,675,601 B2Sanyo Electric Co., Ltd. · 2004
- Evaporative induction cooling47US 8,974,274 B2Google Inc. · 2015