F28D 2021/0043
For fuel cells
Official title: {for fuel cells}
F28D2021/0043 (For fuel cells) appears on 169 US grants and 237 published applications in this corpus.
Search patents in F28D- Granted patents
- 169
- Published applications
- 237
- Assignees
- 141
- Inventors
- 617
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 6 |
| 2004 | 2 | 5 |
| 2005 | 5 | 8 |
| 2006 | 2 | 4 |
| 2007 | 6 | 7 |
| 2008 | 0 | 1 |
| 2009 | 3 | 3 |
| 2010 | 4 | 6 |
| 2011 | 3 | 2 |
| 2012 | 4 | 3 |
| 2013 | 3 | 6 |
| 2014 | 1 | 19 |
| 2015 | 3 | 12 |
| 2016 | 6 | 12 |
| 2017 | 10 | 8 |
| 2018 | 9 | 21 |
| 2019 | 19 | 17 |
| 2020 | 10 | 12 |
| 2021 | 14 | 14 |
| 2022 | 12 | 17 |
| 2023 | 11 | 12 |
| 2024 | 12 | 12 |
| 2025 | 10 | 18 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger8 Sep 2026US 12,728,694 B2Aptiv Technologies AG
- Cooling medium distribution apparatus for vehicle2 Jun 2026US 12,644,528 B2Hyundai Wia Corporation
- Cooling plate assembly, liquid cooling module and battery pack24 Mar 2026US 12,586,840 B2Eve Power Co., Ltd.
- Heat exchanger plate and method for producing a heat exchanger plate30 Dec 2025US 12,510,309 B2Benteler Automobiltechnik GmbH
- Connector16 Dec 2025US 12,498,185 B2A. Raymond Et Cie
- Thermal management air duct for airborne fuel cell systems10 Sep 2026US 2026/0266549 A1Beyond Aerospace Ltd.
- Thermal regulation device for cooling electrical energy storage members20 Aug 2026US 2026/0246014 A1Valeo Systemes Thermiques
- Thermal regulation device, and charging device comprising a thermal regulation device6 Aug 2026US 2026/0229628 A1Valeo Systemes Thermiques
- Heat exchanger and energy storage device6 Aug 2026US 2026/0229643 A1Huawei Digital Power Technologies Co., Ltd.
- Thermal regulation device, and charging device comprising a thermal regulation device30 Jul 2026US 2026/0221535 A1Valeo Systemes Thermiques
Most cited
By later US patents
- Fuel cell cooling system82US 3,964,930 AUnited Technologies Corporation · 1976
- Thermally integrated heat exchange system for solid oxide electrolyte systems76US 5,340,664 ACeramatec, Inc. · 1994
- Battery heating device and method71US 5,731,568 AArctic Fox, Inc. · 1998
- System for electric generation, heating, cooling, and ventilation68US 6,054,229 AZtek Corporation · 2000
- Thermal control apparatus44US 5,338,622 AZtek Corporation · 1994