F28F 9/028
By using inserts for modifying the pattern of flow inside the header
Official title: {by using inserts for modifying the pattern of flow inside the header box, e.g. by using flow restrictors or permeable bodies or blocks with channels}
F28F9/028 (By using inserts for modifying the pattern of flow inside the header) appears on 229 US grants and 298 published applications in this corpus.
Search patents in F28F- Granted patents
- 229
- Published applications
- 298
- Assignees
- 163
- Inventors
- 708
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 4 |
| 2003 | 1 | 3 |
| 2004 | 3 | 3 |
| 2005 | 3 | 5 |
| 2006 | 4 | 9 |
| 2007 | 4 | 2 |
| 2008 | 2 | 5 |
| 2009 | 3 | 5 |
| 2010 | 3 | 14 |
| 2011 | 1 | 8 |
| 2012 | 4 | 7 |
| 2013 | 5 | 8 |
| 2014 | 8 | 16 |
| 2015 | 6 | 19 |
| 2016 | 9 | 21 |
| 2017 | 11 | 21 |
| 2018 | 22 | 25 |
| 2019 | 22 | 16 |
| 2020 | 19 | 11 |
| 2021 | 16 | 15 |
| 2022 | 12 | 24 |
| 2023 | 12 | 18 |
| 2024 | 15 | 10 |
| 2025 | 18 | 18 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Apparatus and methods for microchannel cooling of semiconductor integrated circuit packages69US 7,190,580 B2International Business Machines Corporation · 2007
- Heat exchanger having a helical distributor located within the connecting tank49US 4,524,823 ASuddeutsch Kuhlerfabrik Julius Fr. Behr GmbH & Co. KG · 1985
- Multitube reactor, vapor phase catalytic oxidation method using the multitube reactor, and start up method applied to the multitube reactor49US 7,297,814 B2Mitsubishi Chemical Corporation · 2007
- Passive by-pass for heat exchangers48US 5,575,329 ALong Manufacturing Ltd. · 1996
- Refrigerant evaporator with refrigerant distribution41US 6,449,979 B1Denso Corporation · 2002