H01M 8/2465
Details of groupings of fuel cells
H01M8/2465 (Details of groupings of fuel cells) appears on 4,294 US grants and 5,549 published applications in this corpus.
Search patents in H01M- Granted patents
- 4,294
- Published applications
- 5,549
- Assignees
- 1,093
- Inventors
- 7,569
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 10 | 0 |
| 1983 | 11 | 0 |
| 1984 | 12 | 0 |
| 1985 | 12 | 0 |
| 1986 | 17 | 0 |
| 1987 | 19 | 0 |
| 1988 | 16 | 0 |
| 1989 | 12 | 0 |
| 1990 | 22 | 0 |
| 1991 | 13 | 0 |
| 1992 | 14 | 0 |
| 1993 | 23 | 0 |
| 1994 | 22 | 0 |
| 1995 | 22 | 0 |
| 1996 | 33 | 0 |
| 1997 | 13 | 0 |
| 1998 | 38 | 0 |
| 1999 | 47 | 0 |
| 2000 | 56 | 0 |
| 2001 | 65 | 30 |
| 2002 | 75 | 122 |
| 2003 | 86 | 205 |
| 2004 | 101 | 308 |
| 2005 | 105 | 292 |
| 2006 | 109 | 273 |
| 2007 | 124 | 261 |
| 2008 | 121 | 290 |
| 2009 | 133 | 327 |
| 2010 | 241 | 312 |
| 2011 | 201 | 254 |
| 2012 | 229 | 194 |
| 2013 | 178 | 187 |
| 2014 | 197 | 175 |
| 2015 | 188 | 270 |
| 2016 | 174 | 188 |
| 2017 | 164 | 152 |
| 2018 | 172 | 197 |
| 2019 | 189 | 190 |
| 2020 | 194 | 201 |
| 2021 | 158 | 168 |
| 2022 | 183 | 194 |
| 2023 | 157 | 233 |
| 2024 | 105 | 178 |
| 2025 | 131 | 182 |
| 2026 | 80 | 166 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cell, cell stack device, module, and module housing device6 Oct 2026US 12,755,997 B2KYOCERA Corporation
- SOC stack comprising integrated interconnect and spacer6 Oct 2026US 12,755,998 B2Topsoe A/S
- Fuel cell stack having casting material and method for producing a fuel cell stack15 Sep 2026US 12,738,524 B2Audi AG
- Fuel cell stack, fuel cell device and fuel cell vehicle8 Sep 2026US 12,731,799 B2kraftwerk ASSETS Inc.
- Fuel cell dry end with o-ring compression seal1 Sep 2026US 12,725,810 B2GM Global Technology Operations LLC
- Fuel cell device8 Oct 2026US 2026/0312110 A1Toyota Jidosha Kabushiki Kaisha
- End unit of fuel cell1 Oct 2026US 2026/0302282 A1Honda Motor Co., Ltd.
- Centralized hydrogen distribution system for electric vehicle and electric vehicle including same1 Oct 2026US 2026/0302292 A1American Honda Motor Co., Inc.
- Fuel cell and fuel cell system1 Oct 2026US 2026/0302302 A1Honda Motor Co., Ltd.
- Fuel cell system1 Oct 2026US 2026/0302303 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Method and apparatus for monitoring fuel cell performance359US 5,170,124 AMinister of National Defence of Her Majesty's Canadian Government · 1992
- Application of fuel cells to power generation systems246US 5,401,589 ACJBD Limited · 1995
- Apparatus and method for heating subterranean formations using fuel cells241US 6,684,948 B12004
- Surface replica fuel cell for micro fuel cell electrical power pack208US 5,759,712 A1998
- Solid electrolyte fuel cells197US 5,273,837 ACorning Incorporated · 1993