F28F 19/06
Of metal
Official title: of metal
F28F19/06 (Of metal) appears on 297 US grants and 335 published applications in this corpus.
Search patents in F28F- Granted patents
- 297
- Published applications
- 335
- Assignees
- 219
- Inventors
- 907
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 14 | 3 |
| 2002 | 5 | 8 |
| 2003 | 7 | 11 |
| 2004 | 6 | 10 |
| 2005 | 3 | 8 |
| 2006 | 4 | 18 |
| 2007 | 7 | 17 |
| 2008 | 5 | 12 |
| 2009 | 1 | 14 |
| 2010 | 5 | 14 |
| 2011 | 4 | 11 |
| 2012 | 12 | 12 |
| 2013 | 12 | 12 |
| 2014 | 6 | 13 |
| 2015 | 8 | 18 |
| 2016 | 12 | 17 |
| 2017 | 9 | 15 |
| 2018 | 9 | 14 |
| 2019 | 15 | 20 |
| 2020 | 7 | 16 |
| 2021 | 12 | 15 |
| 2022 | 16 | 11 |
| 2023 | 6 | 15 |
| 2024 | 11 | 11 |
| 2025 | 9 | 14 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composite coating film, heat exchanger comprising same, and method for manufacturing heat exchanger25 Aug 2026US 12,716,662 B2LG Electronics Inc.
- Heat exchanger with corrosion reducing sacrificial component21 Jul 2026US 12,687,348 B2Valeo Autosystemy Sp. z o.o.
- Method for producing pipes having topographic inner structures2 Jun 2026US 12,644,654 B2Karlsruher Institut Fuer Technologie
- Aluminum alloy brazing sheet19 May 2026US 12,629,783 B2Uacj Corporation
- Heat exchanger with aluminum alloy clad tube and method of manufacture31 Mar 2026US 12,590,769 B2Carrier Corporation
- Heat exchanger and air handling unit6 Aug 2026US 2026/0227140 A1Daikin Industries, Ltd.
- Printed circuit heat exchanger and methods of fabricating same30 Jul 2026US 2026/0216815 A1GE Vernova Infrastructure Technology LLC
- Heat exchanger and air conditioner comprising same23 Jul 2026US 2026/0210648 A1Samsung Electronics Co., Ltd.
- Components (air inlet louver panels) for cooling water management systems30 Apr 2026US 2026/0118074 A1
- Heat exchanger and home appliance including the same9 Apr 2026US 2026/0098686 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Protective metal oxide films on metal or alloy substrate surfaces susceptible to coking, corrosion or catalytic activity105US 4,297,150 AThe British Petroleum Company p.l.c. · 1981
- Multi-layered anti-coking heat resisting metal tube and the method for manufacturing thereof52US 6,337,459 B12002
- Method of producing multiple-wall composite pipes50US 4,332,073 AKawasaki Jukogyo Kabushiki Kaisha · 1982
- Aluminum alloy clad material42US 5,125,452 ANippondenso Co., Ltd. · 1992
- Corrosion-resistant heat exchanger40US 6,790,481 B2AOS Holding Company · 2004