H01M 8/04059
Evaporative processes for the cooling of a fuel cell
Official title: {Evaporative processes for the cooling of a fuel cell}
H01M8/04059 (Evaporative processes for the cooling of a fuel cell) appears on 150 US grants and 255 published applications in this corpus.
Search patents in H01M- Granted patents
- 150
- Published applications
- 255
- Assignees
- 123
- Inventors
- 566
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 9 |
| 2003 | 3 | 9 |
| 2004 | 8 | 5 |
| 2005 | 2 | 14 |
| 2006 | 4 | 11 |
| 2007 | 6 | 17 |
| 2008 | 5 | 9 |
| 2009 | 5 | 11 |
| 2010 | 8 | 19 |
| 2011 | 14 | 9 |
| 2012 | 6 | 11 |
| 2013 | 7 | 9 |
| 2014 | 6 | 5 |
| 2015 | 8 | 5 |
| 2016 | 4 | 2 |
| 2017 | 7 | 6 |
| 2018 | 2 | 5 |
| 2019 | 5 | 4 |
| 2020 | 6 | 6 |
| 2021 | 4 | 9 |
| 2022 | 9 | 11 |
| 2023 | 9 | 12 |
| 2024 | 6 | 21 |
| 2025 | 9 | 29 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pumped two-phase cooling of aircraft electronics21 Jul 2026US 12,687,344 B2The Boeing Company
- Cooling system for aircraft23 Jun 2026US 12,662,021 B2Airbus Operations GmbH
- Hydrogen fuel cell cooling10 Mar 2026US 12,573,644 B2Caterpillar Inc.
- Emergency power fuel cell with evaporative cooling20 Jan 2026US 12,531,254 B2Hamilton Sundstrand Corporation
- Fuel cell cooling system30 Dec 2025US 12,512,487 B2Hyundai Motor Company
- Wing tank vaporizer for solid oxide fuel cell on unmanned aircraft27 Aug 2026US 2026/0250009 A1Lockheed Martin Corporation
- Fuel cell system with liquid organic hydrogen carrier system30 Jul 2026US 2026/0221472 A1Honeywell International Inc.
- Hybrid cooling system for fuel cell4 Jun 2026US 2026/0155407 A1Ford Global Technologies, LLC
- Method and apparatus for thermal regulation of a high temperature pem fuel cell stack5 Feb 2026US 2026/0038852 A1Advent Technologies
- Fuel cell system including alcohol vaporization components and method of operating the same29 Jan 2026US 2026/0031379 A1Bloom Energy Corporation
Most cited
By later US patents
- Solid oxide fuel cell having a monolithic heat exchanger and method for managing thermal energy flow of the fuel cell75US 6,551,734 B1Delphi Technologies, Inc. · 2003
- Direct antifreeze cooled fuel cell power plant51US 6,432,566 B1UTC Fuel Cells, LLC · 2002
- Integration of an organic rankine cycle with a fuel cell42US 8,841,041 B2United Technologies Corporation · 2014
- Release valve and method for venting a system40US 6,682,844 B2Plug Power Inc. · 2004
- Fluid flow plate for water management, method for fabricating same, and fuel cell employing same27US 6,015,633 APlug Power Inc. · 2000