H01M 8/02
Details
Official title: Details (electrodes H01M4/86 - H01M4/98)
H01M8/02 (Details) appears on 8,228 US grants and 11,447 published applications in this corpus.
Search patents in H01M- Granted patents
- 8,228
- Published applications
- 11,447
- Assignees
- 2,193
- Inventors
- 15,012
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 11 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 16 | 0 |
| 1981 | 14 | 0 |
| 1982 | 16 | 0 |
| 1983 | 19 | 0 |
| 1984 | 20 | 0 |
| 1985 | 21 | 0 |
| 1986 | 36 | 0 |
| 1987 | 35 | 0 |
| 1988 | 38 | 0 |
| 1989 | 28 | 0 |
| 1990 | 28 | 0 |
| 1991 | 24 | 0 |
| 1992 | 24 | 0 |
| 1993 | 36 | 0 |
| 1994 | 47 | 0 |
| 1995 | 53 | 0 |
| 1996 | 45 | 0 |
| 1997 | 34 | 0 |
| 1998 | 71 | 0 |
| 1999 | 87 | 0 |
| 2000 | 107 | 0 |
| 2001 | 112 | 63 |
| 2002 | 142 | 298 |
| 2003 | 160 | 408 |
| 2004 | 227 | 573 |
| 2005 | 198 | 563 |
| 2006 | 219 | 577 |
| 2007 | 219 | 599 |
| 2008 | 205 | 568 |
| 2009 | 253 | 657 |
| 2010 | 422 | 606 |
| 2011 | 366 | 492 |
| 2012 | 451 | 411 |
| 2013 | 359 | 398 |
| 2014 | 362 | 413 |
| 2015 | 379 | 424 |
| 2016 | 292 | 395 |
| 2017 | 321 | 357 |
| 2018 | 330 | 462 |
| 2019 | 391 | 462 |
| 2020 | 419 | 385 |
| 2021 | 327 | 399 |
| 2022 | 342 | 404 |
| 2023 | 287 | 435 |
| 2024 | 216 | 420 |
| 2025 | 233 | 371 |
| 2026 | 167 | 307 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power conversion system and flight vehicle6 Oct 2026US 12,752,924 B2Hitachi, Ltd.
- Fuel cell separator and method for manufacturing same6 Oct 2026US 12,755,986 B2Dongwoo Hst Co., Ltd.
- Reactant-transport engineering for high-power direct liquid-fuel/oxidant fuel cells6 Oct 2026US 12,755,987 B2Washington University
- Bipolar plate and fuel cell stack6 Oct 2026US 12,755,988 B2Robert Bosch GmbH
- Membrane-electrode assembly capable of satisfying both of two requirements of excellent performance and high durability, and fuel cell including same6 Oct 2026US 12,755,996 B2Kolon Industries, Inc.
- Stainless steel for fuel cell separator8 Oct 2026US 2026/0312081 A1Posco
- Mesh, water electrolysis apparatus, and fuel cell8 Oct 2026US 2026/0312082 A1Sumitomo Electric Industries, Ltd.
- Thin-film composite membranes for electrochemical systems8 Oct 2026US 2026/0312083 A1Massachusetts Institute of Technology
- Method for producing separator8 Oct 2026US 2026/0312084 A1Nok Corporation
- Bipolar plate8 Oct 2026US 2026/0312085 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Method for manufacturing porous structure and method for forming pattern645US 6,565,763 B1Kabushiki Kaisha Toshiba · 2003
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- Composite solid polymer electrolyte membranes346US 7,550,216 B2Foster-Miller, Inc. · 2009
- Fuel cell gas management system240US 6,013,385 AEmprise Corporation · 2000
- Surface replica fuel cell for micro fuel cell electrical power pack208US 5,759,712 A1998