F28F 2275/04
Fastening: by brazing
Official title: by brazing
F28F2275/04 (Fastening: by brazing) appears on 468 US grants and 835 published applications in this corpus.
Search patents in F28F- Granted patents
- 468
- Published applications
- 835
- Assignees
- 282
- Inventors
- 1,744
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 4 |
| 2003 | 4 | 7 |
| 2004 | 5 | 8 |
| 2005 | 6 | 20 |
| 2006 | 11 | 21 |
| 2007 | 8 | 16 |
| 2008 | 1 | 14 |
| 2009 | 3 | 16 |
| 2010 | 5 | 22 |
| 2011 | 3 | 31 |
| 2012 | 7 | 17 |
| 2013 | 7 | 20 |
| 2014 | 14 | 33 |
| 2015 | 11 | 38 |
| 2016 | 24 | 58 |
| 2017 | 20 | 53 |
| 2018 | 29 | 57 |
| 2019 | 45 | 43 |
| 2020 | 33 | 58 |
| 2021 | 33 | 73 |
| 2022 | 45 | 56 |
| 2023 | 36 | 52 |
| 2024 | 44 | 45 |
| 2025 | 29 | 45 |
| 2026 | 19 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heat exchanger and hot water apparatus including heat exchanger8 Sep 2026US 12,729,878 B2Noritz Corporation
- Heat exchanger and refrigeration cycle apparatus8 Sep 2026US 12,729,915 B2Mitsubishi Electric Corporation
- Heat exchanger1 Sep 2026US 12,723,820 B2Hanon Systems
- Modular double brazed phase-change material heat exchanger18 Aug 2026US 12,710,234 B2Blue Origin Manufacturing, LLC
- Plate heat exchanger with improved connection strength18 Aug 2026US 12,710,238 B2Hangzhou Sanhua Research Institute Co., Ltd.
- Heat exchanger core with integrated distributer arrangement8 Oct 2026US 2026/0309433 A1Honeywell International Inc.
- Method for Passivating a Metal Surface, Particularly an Aluminum Surface24 Sep 2026US 2026/0287283 A1Mahle International GmbH
- Heat exchanger20 Aug 2026US 2026/0243523 A1Sanden Corporation
- Heat exchanger, method for manufacturing the same, and refrigeration apparatus6 Aug 2026US 2026/0227137 A1Daikin Industries, Ltd.
- Method for assembling a heat exchanger with coaxial tubing for an air-conditioning circuit of a vehicle30 Jul 2026US 2026/0218987 A1Hutchinson
Most cited
By later US patents
- Heat-pipe type cooling apparatus84US 5,651,414 AHitachi Cable, Ltd. · 1997
- Heat exchanger of plate fin type77US 4,729,428 AShowa Aluminum Corporation · 1988
- Method of manufacturing a micro-passage plate fin heat exchanger69US 5,309,637 ARockwell International Corporation · 1994
- Apparatus for cooling EGR gas62US 5,915,472 AUsui Kokusai Sangyo Kaisha Limited · 1999
- Stirling engine having platelet heat exchanging elements59US 6,513,326 B12003