F24F 1/0326
Characterised by the arrangement of refrigerant piping outside the heat exchanger within
Official title: characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
F24F1/0326 (Characterised by the arrangement of refrigerant piping outside the heat exchanger within) appears on 19 US grants and 29 published applications in this corpus.
Search patents in F24F- Granted patents
- 19
- Published applications
- 29
- Assignees
- 20
- Inventors
- 69
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 2 |
| 2021 | 3 | 5 |
| 2022 | 1 | 3 |
| 2023 | 4 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Air conditioning indoor unit and air conditioner2 Sep 2025US 12,405,013 B2Daikin Industries, Ltd.
- Combined air conditioning and water heating via expansion valve regulation25 Feb 2025US 12,235,026 B2Rheem Manufacturing Company
- Composite interconnection conduits for HVAC systems10 Dec 2024US 12,163,673 B2Tyco Fire & Security GmbH
- Press-style fittings and systems, kits, and methods incorporating the same28 May 2026US 2026/0146689 A1Titeflex Corporation
- Window air conditioner19 Mar 2026US 2026/0078915 A1Hisense (Guangdong) Air Conditioning Co., Ltd.
- Air conditioning device12 Mar 2026US 2026/0071765 A1Central Research Institute of Electric Power Industry
- Air conditioner15 Jan 2026US 2026/0016174 A1Samsung Electronics Co., Ltd.
- Window-type air conditioner11 Sep 2025US 2025/0283613 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Method and system for conditioning air in an enclosed environment with distributed air circulation systems38US 9,316,410 B2Enverid Systems, Inc. · 2016
- Method and system for conditioning air in an enclosed environment with distributed air circulation systems14US 10,281,168 B2Enverid Systems, Inc. · 2019
- Method and system for conditioning air in an enclosed environment with distributed air circulation systems12US 9,976,760 B2Enverid Systems, Inc. · 2018
- Method and apparatus for securing tubes in an air conditioning unit6US 4,346,568 ACarrier Corporation · 1982
- Power converting apparatus, dehumidifier, air conditioner, and refrigeration apparatus2US 9,825,575 B2Mitsubishi Electric Corporation · 2017