F28F 9/12
By flange-type connections
Official title: by flange-type connections
F28F9/12 (By flange-type connections) appears on 23 US grants and 25 published applications in this corpus.
Search patents in F28F- Granted patents
- 23
- Published applications
- 25
- Assignees
- 21
- Inventors
- 75
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 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 | 1 | 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 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 5 | 4 |
| 2020 | 3 | 0 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Attachment structure for heat exchanger3 Feb 2026US 12,540,781 B2T. Rad Co., Ltd.
- Connector and heat exchanger having same30 Dec 2025US 12,510,312 B2Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd.
- Heat exchanger19 Sep 2023US 11,761,715 B2Mahle International GmbH
- Tube bundle-type heat exchanger, tube base, and method for sealing same5 Jul 2022US 11,378,342 B2Sgl Carbon SE
- Pressure vessel16 Nov 2021US 11,177,046 B2IHI Corporation
- Device for dispensing heat-transfer fluid26 Dec 2024US 2024/0426560 A1
- Connector and heat exchanger having same1 Aug 2024US 2024/0255238 A1Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd.
- Attachment structure for heat exchanger1 Aug 2024US 2024/0255239 A1T.RAD Co., Ltd.
- Heat exchanger9 Nov 2023US 2023/0358477 A1Hanon Systems
- Heat exchanger23 Dec 2021US 2021/0396480 A1Mahle International GmbH
Most cited
By later US patents
- Anchor plate for fastening inlet and outlet branches of an evaporator16US 5,146,766 A1992
- Heat exchanger with integrated co-axial inlet/outlet tube6US 9,951,998 B2Dana Canada Corporation · 2018
- Cooler for hot smoke-laden gases4US 4,304,297 A1981
- Removable tube heat exchanger with retaining assembly4US 8,251,134 B2L & M Radiator, Inc. · 2012
- Radiator tank3US 10,240,874 B2DENSO International America, Inc. · 2019