F28F 2215/08
Fins: with openings
Official title: with openings, e.g. louvers
F28F2215/08 (Fins: with openings) appears on 112 US grants and 157 published applications in this corpus.
Search patents in F28F- Granted patents
- 112
- Published applications
- 157
- Assignees
- 99
- Inventors
- 433
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 5 |
| 2012 | 0 | 2 |
| 2013 | 0 | 4 |
| 2014 | 1 | 3 |
| 2015 | 0 | 7 |
| 2016 | 3 | 4 |
| 2017 | 2 | 9 |
| 2018 | 11 | 6 |
| 2019 | 7 | 11 |
| 2020 | 8 | 27 |
| 2021 | 15 | 15 |
| 2022 | 10 | 19 |
| 2023 | 16 | 7 |
| 2024 | 12 | 16 |
| 2025 | 8 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fin device, heat exchanger having the same and method for manufacturing a fin device16 Jun 2026US 12,656,068 B2Mahle International GmbH
- Heat exchanger and refrigeration cycle apparatus12 May 2026US 12,624,904 B2Mitsubishi Electric Corporation
- High performance lanced sine wave fin configuration20 Jan 2026US 12,529,530 B2Carrier Corporation
- Heat exchanger and air conditioning system having same6 Jan 2026US 12,516,887 B2Danfoss A/S
- Heat exchanger21 Oct 2025US 12,449,203 B2Transportation IP Holdings, LLC
- Heat exchanger27 Aug 2026US 2026/0251397 A1
- High performance lanced sine wave fin configuration6 Aug 2026US 2026/0227135 A1Carrier Corporation
- Panels with integral thermal control and methods25 Jun 2026US 2026/0177326 A1The Boeing Company
- Heat exchanger and air-conditioning apparatus14 Aug 2025US 2025/0257949 A1Mitsubishi Electric Corporation
- Heat exchanger5 Jun 2025US 2025/0180306 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Heat exchanger of plate fin type77US 4,729,428 AShowa Aluminum Corporation · 1988
- Heat sink and the producing method thereof69US 5,381,859 AKabushiki Kaisha Toshiba · 1995
- Plate fin heat exchanger having fluid control means61US 5,957,194 AAdvanced Thermal Solutions, Inc. · 1999
- Heat sink with arc shaped fins44US 6,161,610 A2000
- Concentric tube heat exchange assembly with improved internal fin structure24US 4,284,133 ADunham-Bush, Inc. · 1981