F28F 2255/12
Expanded or perforated metal plate
Official title: expanded or perforated metal plate
F28F2255/12 (Expanded or perforated metal plate) appears on 30 US grants and 21 published applications in this corpus.
Search patents in F28F- Granted patents
- 30
- Published applications
- 21
- Assignees
- 25
- Inventors
- 69
- Latest grant
- 31 Mar 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 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enhanced channel configuration for heat exchanger to cool power electronics31 Mar 2026US 12,593,427 B2Carrier Corporation
- Heat and mass exchanger fin inserts25 Jun 2024US 12,018,898 B2Blue Frontier Inc.
- Electric heating device27 Feb 2024US 11,912,106 B2Eberspacher catem GmbH & Co.KG
- Method for preparing evaporator for reducing water condensing capacity and evaporator5 Jul 2022US 11,376,649 B2Wuyi University
- Low-pressure drop structure of particle adsorbent bed for adsorption gas separation process29 Mar 2022US 11,285,425 B2Climeworks AG
- Enhanced channel configuration for heat exchanger to cool power electronics27 Apr 2023US 2023/0126158 A1Carrier Corporation
- Heat and mass exchanger fin inserts8 Dec 2022US 2022/0390189 A1Blue Frontier Inc.
- Method for preparing evaporator for reducing water condensing capacity and evaporator12 Aug 2021US 2021/0247116 A1Wuyi University
- Improved low-pressure drop structure of particle adsorbent bed for adsorption gas separation process17 Dec 2020US 2020/0391153 A1Climeworks AG
- Electric Heating Device4 Jun 2020US 2020/0171920 A1Eberspacher catem GmbH & Co.KG
Most cited
By later US patents
- Heat exchangers56US 5,193,611 AThe Secretary of State for Trade and Industry in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1993
- Self-enclosing heat exchanger with crimped turbulizer36US 6,340,053 B12002
- Self-enclosing heat exchangers28US 6,199,626 B1Long Manufacturing Ltd. · 2001
- Process for making a high heat transfer surface composed of perforated or expanded metal27US 4,359,181 A1982
- Laminated sheet manifold for microchannel heat exchanger22US 8,726,976 B2Liebert Corporation · 2014