F24F 1/14
Heat exchangers specially adapted for separate outdoor units
F24F1/14 (Heat exchangers specially adapted for separate outdoor units) appears on 325 US grants and 472 published applications in this corpus.
Search patents in F24F- Granted patents
- 325
- Published applications
- 472
- Assignees
- 102
- Inventors
- 1,087
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 3 |
| 2006 | 0 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 6 |
| 2012 | 0 | 5 |
| 2013 | 1 | 13 |
| 2014 | 3 | 14 |
| 2015 | 6 | 22 |
| 2016 | 11 | 20 |
| 2017 | 11 | 35 |
| 2018 | 16 | 24 |
| 2019 | 30 | 42 |
| 2020 | 29 | 67 |
| 2021 | 31 | 57 |
| 2022 | 43 | 36 |
| 2023 | 34 | 32 |
| 2024 | 31 | 38 |
| 2025 | 33 | 27 |
| 2026 | 20 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air conditioner25 Aug 2026US 12,720,704 B2Gd Midea Heating & Ventilating Equipment Co., Ltd.
- Housing assembly, air-conditioner outdoor unit, and air-conditioning apparatus18 Aug 2026US 12,710,183 B2Gd Midea Heating & Ventilating Equipment Co., Ltd.
- Heat exchange unit and refrigeration cycle device18 Aug 2026US 12,710,215 B2Mitsubishi Electric Corporation
- Heat exchanger assembly for an air conditioning appliance11 Aug 2026US 12,704,270 B2Haier US Appliance Solutions, Inc.
- Heat exchanger and air-conditioning apparatus11 Aug 2026US 12,704,271 B2Mitsubishi Electric Corporation
- Thermal management system with fluid circuit for energy storage device in air conditioning system1 Oct 2026US 2026/0302432 A1Carrier Corporation
- Outdoor unit and air conditioner comprising said outdoor unit24 Sep 2026US 2026/0287184 A1Fujitsu General Limited
- Condenser mounting pad17 Sep 2026US 2026/0276220 A1G&H Devices LLC
- Heat exchanger bracket20 Aug 2026US 2026/0243450 A1
- Heat exchanger and air conditioner6 Aug 2026US 2026/0227080 A1Fujitsu General Limited
Most cited
By later US patents
- Outdoor unit construction for an electric heat pump42US 4,470,271 AWestinghouse Electric Corp. · 1984
- Multiple air passage condenser36US 4,321,803 AAddison Products Company · 1982
- Air conditioner outdoor unit housing24US 5,775,119 ASanyo Electric Co., Ltd. · 1998
- One piece top cover with stamped open louvers and motor mount21US 4,202,409 ACarrier Corporation · 1980
- Heat exchanger coil with restricted airflow accessibility17US 4,911,234 ACarrier Corporation · 1990