H01M 8/241
With solid or matrix-supported electrolytes
Official title: with solid or matrix-supported electrolytes
H01M8/241 (With solid or matrix-supported electrolytes) appears on 3,733 US grants and 4,528 published applications in this corpus.
Search patents in H01M- Granted patents
- 3,733
- Published applications
- 4,528
- Assignees
- 938
- Inventors
- 6,435
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 14 | 0 |
| 1984 | 8 | 0 |
| 1985 | 11 | 0 |
| 1986 | 12 | 0 |
| 1987 | 23 | 0 |
| 1988 | 23 | 0 |
| 1989 | 25 | 0 |
| 1990 | 16 | 0 |
| 1991 | 19 | 0 |
| 1992 | 24 | 0 |
| 1993 | 38 | 0 |
| 1994 | 31 | 0 |
| 1995 | 21 | 0 |
| 1996 | 37 | 0 |
| 1997 | 15 | 0 |
| 1998 | 35 | 0 |
| 1999 | 53 | 0 |
| 2000 | 58 | 0 |
| 2001 | 49 | 21 |
| 2002 | 71 | 139 |
| 2003 | 89 | 216 |
| 2004 | 108 | 290 |
| 2005 | 115 | 293 |
| 2006 | 106 | 268 |
| 2007 | 103 | 264 |
| 2008 | 115 | 243 |
| 2009 | 154 | 276 |
| 2010 | 229 | 272 |
| 2011 | 188 | 221 |
| 2012 | 193 | 176 |
| 2013 | 178 | 178 |
| 2014 | 186 | 187 |
| 2015 | 176 | 213 |
| 2016 | 148 | 143 |
| 2017 | 139 | 116 |
| 2018 | 137 | 140 |
| 2019 | 142 | 157 |
| 2020 | 143 | 127 |
| 2021 | 109 | 121 |
| 2022 | 122 | 96 |
| 2023 | 77 | 127 |
| 2024 | 62 | 91 |
| 2025 | 64 | 90 |
| 2026 | 45 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel cell assembly29 Sep 2026US 12,749,691 B2Powercell Sweden AB
- Hybrid elastomeric material8 Sep 2026US 12,729,305 B2CHT Germany GmbH
- Fuel cell interconnect alloyed with transition metal element and method of making thereof8 Sep 2026US 12,731,795 B2Bloom Energy Corporation
- Method for producing a membrane-electrode assembly1 Sep 2026US 12,725,809 B2Robert Bosch GmbH
- Redox flow batteries and compounds for battery application25 Aug 2026US 12,719,075 B2The Trustees of Columbia University in the City of New York
- Power generation cell and fuel cell stack1 Oct 2026US 2026/0302271 A1Honda Motor Co., Ltd.
- Solid-oxide stack structure with improved cooling1 Oct 2026US 2026/0302272 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Soc stack comprising connection plate24 Sep 2026US 2026/0286545 A1Topsoe A/S
- Apparatus for heat transfer between, within, and amongst electrochemical cells, electrochemical cell stacks, and thermochemical reactors, such as a carbon reactors, in carbon-oxygen batteries as well as other devices and uses thereof24 Sep 2026US 2026/0290859 A1Noon Energy
- Hybrid seal for electrochemical cell17 Sep 2026US 2026/0279851 A1GM Global Technology Operations LLC
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
- 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
- Purge gas protected transportable pressurized fuel cell modules and their operation in a power plant195US 5,573,867 AWestinghouse Electric Corp. · 1996