H01M 8/06
Combination of fuel cells with means for production of reactants or for
Official title: Combination of fuel cells with means for production of reactants or for treatment of residues (regenerative fuel cells H01M8/18)
H01M8/06 (Combination of fuel cells with means for production of reactants or for) appears on 5,348 US grants and 7,053 published applications in this corpus.
Search patents in H01M- Granted patents
- 5,348
- Published applications
- 7,053
- Assignees
- 1,762
- Inventors
- 10,478
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 8 | 0 |
| 1978 | 10 | 0 |
| 1979 | 5 | 0 |
| 1980 | 14 | 0 |
| 1981 | 9 | 0 |
| 1982 | 16 | 0 |
| 1983 | 10 | 0 |
| 1984 | 12 | 0 |
| 1985 | 10 | 0 |
| 1986 | 15 | 0 |
| 1987 | 25 | 0 |
| 1988 | 29 | 0 |
| 1989 | 30 | 0 |
| 1990 | 22 | 0 |
| 1991 | 23 | 0 |
| 1992 | 25 | 0 |
| 1993 | 33 | 0 |
| 1994 | 32 | 0 |
| 1995 | 27 | 0 |
| 1996 | 32 | 0 |
| 1997 | 39 | 0 |
| 1998 | 45 | 0 |
| 1999 | 63 | 0 |
| 2000 | 69 | 0 |
| 2001 | 105 | 76 |
| 2002 | 117 | 299 |
| 2003 | 183 | 368 |
| 2004 | 183 | 398 |
| 2005 | 159 | 393 |
| 2006 | 197 | 405 |
| 2007 | 163 | 417 |
| 2008 | 175 | 387 |
| 2009 | 198 | 377 |
| 2010 | 280 | 362 |
| 2011 | 252 | 297 |
| 2012 | 276 | 274 |
| 2013 | 226 | 227 |
| 2014 | 257 | 260 |
| 2015 | 191 | 275 |
| 2016 | 195 | 220 |
| 2017 | 200 | 191 |
| 2018 | 156 | 206 |
| 2019 | 168 | 186 |
| 2020 | 198 | 199 |
| 2021 | 154 | 190 |
| 2022 | 152 | 224 |
| 2023 | 167 | 223 |
| 2024 | 156 | 239 |
| 2025 | 141 | 207 |
| 2026 | 81 | 153 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel cell system including ejector6 Oct 2026US 12,755,990 B2Versa Power Systems, Ltd.
- Fuel-cell exhaust system6 Oct 2026US 12,755,991 B2Purem GmbH
- Fuel cell system and exhaust gas treatment device15 Sep 2026US 12,738,512 B2Hyundai Moto Company
- Hydrogen station, control unit for hydrogen station, and program for hydrogen station8 Sep 2026US 12,729,446 B2Yazaki Corporation
- Hybrid power plant for autonomously supplying energy to buildings and industrial facilities1 Sep 2026US 12,723,199 B2Igas Energy GmbH
- Closed-Loop Magnesium Galvanic Power Generation System with Hydrogen Capture8 Oct 2026US 2026/0312099 A1Dmag USA
- System and method for generating electricity using pyrolysis of plastics8 Oct 2026US 2026/0312100 A1
- Prime location of unipolar electrolysis plants on the electricity grid8 Oct 2026US 2026/0312101 A1
- Fuel cell system and control method therefor8 Oct 2026US 2026/0312102 A1Nissan Motor Co., Ltd.
- Method for operating an anode subsystem, and anode subsystem8 Oct 2026US 2026/0312103 A1Robert Bosch GmbH
Most cited
By later US patents
- Carbonate fuel cell system with thermally integrated gasification359US 5,554,453 AEnergy Research Corporation · 1996
- Generating electricity from coal in situ328US 4,250,230 AIn Situ Technology, Inc. · 1981
- Apparatus and method for methanol production using a fuel cell to regulate the gas composition entering the methanol synthesizer325US 4,772,634 AEnergy Research Corporation · 1988
- Coal gasification and hydrogen production system and method301US 5,955,039 ASiemens Westinghouse Power Corporation · 1999
- Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions283US 6,187,465 B12001