F28D 1/0461
Combination of different types of heat exchanger
Official title: {Combination of different types of heat exchanger, e.g. radiator combined with tube-and-shell heat exchanger; Arrangement of conduits for heat exchange between at least two media and for heat exchange between at least one medium and the large body of fluid}
F28D1/0461 (Combination of different types of heat exchanger) appears on 88 US grants and 99 published applications in this corpus.
Search patents in F28D- Granted patents
- 88
- Published applications
- 99
- Assignees
- 71
- Inventors
- 233
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 4 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 5 |
| 2009 | 2 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 3 |
| 2012 | 3 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 9 |
| 2015 | 5 | 5 |
| 2016 | 2 | 4 |
| 2017 | 5 | 5 |
| 2018 | 4 | 9 |
| 2019 | 4 | 11 |
| 2020 | 5 | 12 |
| 2021 | 9 | 1 |
| 2022 | 7 | 5 |
| 2023 | 7 | 8 |
| 2024 | 2 | 3 |
| 2025 | 8 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigeration cycle apparatus10 Feb 2026US 12,546,517 B2Mitsubishi Electric Corporation
- Dual mass cooling precision system9 Dec 2025US 12,492,846 B2STULZ Air Technology Systems, Inc.
- Plate heat exchanger with overlapping fins and tubes heat exchanger18 Nov 2025US 12,474,125 B2Watergen Ltd.
- Connector and vehicle heat exchanger comprising same23 Sep 2025US 12,422,174 B2Hanon Systems
- Radiators and immersion tanks using the same8 Jul 2025US 12,352,501 B1Industrial Technology Research Institute
- Gas turbine engine with heat exchanger1 Jan 2026US 2026/0002472 A1General Electric Company
- Homogeneous temperature liquid-cooling condenser heat-dissipating device16 Oct 2025US 2025/0321063 A1Winconn Systems INC.
- Radiators and immersion tanks using the same3 Jul 2025US 2025/0216156 A1Industrial Technology Research Institute
- Refrigeration cycle apparatus15 Aug 2024US 2024/0271837 A1Mitsubishi Electric Corporation
- Heat exchanger with header embedded cooling channels11 Apr 2024US 2024/0118044 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Multiple fluid heat exchanger54US 4,327,802 ABorg-Warner Corporation · 1982
- Heat exchanger of reduced size for heat transfer between three fluids28US 5,884,696 AValeo Climatisation · 1999
- Plate fin heat exchanger built-in type multi-stage thermosiphon23US 5,385,203 AKabushiki Kaisha Kobe Seiko Sho · 1995
- Combined evaporator/accumulator/suctionline heat exchanger23US 6,185,957 B1Modine Manufacturing Company · 2001
- Evaporator21US 5,245,843 ANippondenso Co., Ltd. · 1993