H01M 8/0432
Temperature
Official title: Temperature; Ambient temperature
H01M8/0432 (Temperature) appears on 1,764 US grants and 2,622 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,764
- Published applications
- 2,622
- Assignees
- 507
- Inventors
- 3,804
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 11 | 11 |
| 2002 | 8 | 33 |
| 2003 | 19 | 44 |
| 2004 | 31 | 79 |
| 2005 | 22 | 87 |
| 2006 | 30 | 103 |
| 2007 | 41 | 125 |
| 2008 | 28 | 125 |
| 2009 | 42 | 126 |
| 2010 | 61 | 160 |
| 2011 | 79 | 111 |
| 2012 | 109 | 103 |
| 2013 | 103 | 85 |
| 2014 | 104 | 117 |
| 2015 | 84 | 96 |
| 2016 | 83 | 101 |
| 2017 | 80 | 109 |
| 2018 | 76 | 97 |
| 2019 | 106 | 113 |
| 2020 | 105 | 88 |
| 2021 | 95 | 104 |
| 2022 | 110 | 115 |
| 2023 | 105 | 160 |
| 2024 | 65 | 111 |
| 2025 | 81 | 124 |
| 2026 | 62 | 95 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01M 8/04365Of other components of a fuel cell or fuel cell stacks452
- H01M 8/04373Of auxiliary devices438
- H01M 8/04358Of the coolant400
- H01M 8/04335Of cathode reactants at the inlet or inside the fuel cell170
- H01M 8/04328Of anode reactants at the inlet or inside the fuel cell159
- H01M 8/0435Of cathode exhausts98
- H01M 8/04343Of anode exhausts92
Recent patents
- Method for controlling a drying process of a fuel cell system6 Oct 2026US 12,755,992 B2Robert Bosch GmbH
- Method for controlling fuel cell of fuel cell vehicle22 Sep 2026US 12,741,566 B2Hyundai Motor Company
- Fuel cell system capable of adjusting bypass flow rate15 Sep 2026US 12,738,519 B2Kolon Industries, Inc.
- Method of controlling a cooling fan for a fuel cell stack8 Sep 2026US 12,731,802 B2Hyundai Motor Company
- Hydrogen fuel cell exhaust system1 Sep 2026US 12,725,814 B2HyTech Power, LLC
- Method for operating a fuel cell system, and control device8 Oct 2026US 2026/0312093 A1Robert Bosch GmbH
- Ai driven vfd control for securing membrane in flow batteries8 Oct 2026US 2026/0312097 A1ViZn Energy Systems, Inc.
- Fuel cell system and control method therefor8 Oct 2026US 2026/0312102 A1Nissan Motor Co., Ltd.
- High-temperature fuel cell system and method of operating it1 Oct 2026US 2026/0302279 A1Cellcentric GmbH & Co. KG
- Fuel cell activation device1 Oct 2026US 2026/0302287 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Power supply apparatus with fuel cell and method of controlling the same162US 7,883,808 B2Hitachi, Ltd. · 2011
- Fuel cell power generation system138US 5,658,681 AAisin Aw Co., Ltd. · 1997
- Fuel cell generator and method of the same123US 5,677,073 AToyota Jidosha Kabushiki Kaisha · 1997
- Hybrid electrical power system114US 5,968,680 AAlliedSignal Inc. · 1999
- Direct methanol feed fuel cell and system113US 5,773,162 ACalifornia Institute of Technology · 1998