H01M 8/0241
Composites
H01M8/0241 (Composites) appears on 885 US grants and 1,374 published applications in this corpus.
Search patents in H01M- Granted patents
- 885
- Published applications
- 1,374
- Assignees
- 505
- Inventors
- 2,902
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 10 | 0 |
| 2000 | 14 | 0 |
| 2001 | 11 | 6 |
| 2002 | 17 | 26 |
| 2003 | 17 | 43 |
| 2004 | 17 | 54 |
| 2005 | 20 | 64 |
| 2006 | 21 | 60 |
| 2007 | 26 | 83 |
| 2008 | 19 | 68 |
| 2009 | 20 | 85 |
| 2010 | 48 | 83 |
| 2011 | 46 | 63 |
| 2012 | 39 | 51 |
| 2013 | 46 | 43 |
| 2014 | 45 | 54 |
| 2015 | 47 | 63 |
| 2016 | 49 | 51 |
| 2017 | 40 | 47 |
| 2018 | 35 | 55 |
| 2019 | 44 | 54 |
| 2020 | 40 | 37 |
| 2021 | 29 | 55 |
| 2022 | 48 | 52 |
| 2023 | 34 | 52 |
| 2024 | 32 | 58 |
| 2025 | 22 | 43 |
| 2026 | 16 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for the preparation of a gas diffusion layer and a gas diffusion layer obtained or obtainable by such method28 Jul 2026US 12,692,607 B2Avantium Knowledge Centre B.V.
- Battery cell21 Jul 2026US 12,689,043 B2Industrial Technology Research Institute
- Article having a heat-insulating coating system7 Jul 2026US 12,676,320 B2Forschungszentrum Julich GmbH
- Gas diffusion member, gas diffusion unit, and fuel cell30 Jun 2026US 12,671,097 B2Enomoto Co., Ltd.
- Method for producing a green paper for producing a gas diffusion layer for a fuel cell23 Jun 2026US 12,665,202 B2Giesecke+Devrient Currency Technology GmbH
- Thin-film composite membranes for electrochemical systems8 Oct 2026US 2026/0312083 A1Massachusetts Institute of Technology
- Porous transport layer17 Sep 2026US 2026/0275543 A1NV Bekaert SA
- Fuel cell separator and method for manufacturing the same17 Sep 2026US 2026/0279847 A1Toyota Jidosha Kabushiki Kaisha
- Hydrogen storage material and fuel cell containing the same17 Sep 2026US 2026/0279868 A1
- Corrugated fuel electrode13 Aug 2026US 2026/0237688 A1Form Energy, Inc.
Most cited
By later US patents
- Method for manufacturing porous structure and method for forming pattern645US 6,565,763 B1Kabushiki Kaisha Toshiba · 2003
- Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane173US 5,599,638 ACalifornia Institute of Technology · 1997
- Nanowire-based membrane electrode assemblies for fuel cells164US 7,179,561 B2Nanosys, Inc. · 2007
- Low cost bipolar current collector-separator for electrochemical cells160US 4,214,969 AGeneral Electric Company · 1980
- Nanowire structures comprising carbon135US 7,842,432 B2Nanosys, Inc. · 2010