F28D 7/1623
With particular pattern of flow of the heat exchange media
Official title: {with particular pattern of flow of the heat exchange media, e.g. change of flow direction}
F28D7/1623 (With particular pattern of flow of the heat exchange media) appears on 110 US grants and 135 published applications in this corpus.
Search patents in F28D- Granted patents
- 110
- Published applications
- 135
- Assignees
- 91
- Inventors
- 271
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 1 |
| 2011 | 2 | 7 |
| 2012 | 1 | 7 |
| 2013 | 3 | 5 |
| 2014 | 3 | 11 |
| 2015 | 5 | 7 |
| 2016 | 7 | 8 |
| 2017 | 4 | 10 |
| 2018 | 9 | 10 |
| 2019 | 9 | 9 |
| 2020 | 6 | 8 |
| 2021 | 9 | 10 |
| 2022 | 6 | 11 |
| 2023 | 10 | 8 |
| 2024 | 7 | 5 |
| 2025 | 7 | 5 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger and assembly method therefor15 Sep 2026US 12,736,290 B2Zhejiang Sanhua Automotive Components Co., Ltd.
- Cooking system and heat exchanger with combustion chamber12 May 2026US 12,622,436 B2
- Integrated anode for a heat exchanger17 Feb 2026US 12,553,644 B2Rheem Manufacturing Company
- Heat exchanger3 Feb 2026US 12,540,778 B2Rinnai Corporation
- Battery fire suppression system with fire extinguishing agent cooling function9 Dec 2025US 12,491,394 B2Ankug Engineering Co., Ltd.
- Heat exchanger20 Aug 2026US 2026/0243523 A1Sanden Corporation
- Heat exchanger with integrated start-up heater2 Jul 2026US 2026/0183733 A1thyssenkrupp AG
- Integrated Anode For A Heat Exchanger18 Jun 2026US 2026/0168701 A1Rheem Manufacturing Company
- Heat recovery system26 Feb 2026US 2026/0055973 A1Zypho, SA
- Heat exchanger unit4 Sep 2025US 2025/0277602 A1Kyungdong Navien Co., Ltd.
Most cited
By later US patents
- Hydraulic fracturing system and method179US 9,840,897 B22017
- Exhaust gas treatment method and apparatus47US 4,487,139 AHeat Exchanger Industries, Inc. · 1984
- Exhaust gas treatment method and apparatus44US 4,557,202 AHeat Exchanger Industries, Inc. · 1985
- Heat exchanger method and apparatus31US 4,776,391 AHeat Exchanger Industries, Inc. · 1988
- Flue gas reheat apparatus27US 4,705,101 AHeat Exchanger Industries, Inc. · 1987