H01M 8/1041
Polymer electrolyte composites, mixtures or blends
H01M8/1041 (Polymer electrolyte composites, mixtures or blends) appears on 1,077 US grants and 1,517 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,077
- Published applications
- 1,517
- Assignees
- 574
- Inventors
- 2,797
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 16 | 3 |
| 2002 | 18 | 32 |
| 2003 | 12 | 37 |
| 2004 | 21 | 77 |
| 2005 | 29 | 74 |
| 2006 | 28 | 97 |
| 2007 | 25 | 95 |
| 2008 | 31 | 81 |
| 2009 | 47 | 82 |
| 2010 | 66 | 98 |
| 2011 | 67 | 83 |
| 2012 | 69 | 74 |
| 2013 | 56 | 55 |
| 2014 | 49 | 46 |
| 2015 | 63 | 44 |
| 2016 | 39 | 47 |
| 2017 | 48 | 59 |
| 2018 | 31 | 48 |
| 2019 | 55 | 41 |
| 2020 | 45 | 48 |
| 2021 | 38 | 68 |
| 2022 | 42 | 58 |
| 2023 | 51 | 58 |
| 2024 | 37 | 40 |
| 2025 | 34 | 40 |
| 2026 | 14 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymer electrolyte membrane, manufacturing method therefor, and electrochemical device comprising same22 Sep 2026US 12,744,229 B2Kolon Industries, Inc.
- Method of manufacturing highly durable electrolyte membrane for fuel cells1 Sep 2026US 12,725,822 B2Hyundai Motor Company
- Composite high-temperature proton exchange membrane for fuel cell, preparation method therefor and use thereof25 Aug 2026US 12,719,071 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Preparation of metallocene containing cationic polymers for anion exchange applications28 Jul 2026US 12,691,419 B2University of South Carolina
- Method for producing a functionalized structurized composition for a fuel cell and membrane electrode assembly19 May 2026US 12,633,547 B2Audi AG
- Ion exchange membranes8 Oct 2026US 2026/0312108 A1Khalifa University of Science and Technology
- Composite ion-conducting membrane1 Oct 2026US 2026/0302300 A1Johnson Matthey Hydrogen Technologies Limited
- Selective transport layer for a proton exchange membrane24 Sep 2026US 2026/0290868 A1GM Global Technology Operations LLC
- Membrane electrode assembly and method for producing same, fuel cell, and electrolysis cell17 Sep 2026US 2026/0279865 A1Greenerity GmbH
- Integrated membranes with engineered functional layers for fuel cells and electrolyzers10 Sep 2026US 2026/0269295 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Ultra-thin integral composite membrane242US 5,547,551 AW. L. Gore & Associates, Inc. · 1996
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996
- Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane173US 5,599,638 ACalifornia Institute of Technology · 1997
- Composite solid polymer electrolyte membranes158US 6,248,469 B1Foster-Miller, Inc. · 2001
- Integral composite membrane150US 5,599,614 AW. L. Gore & Associates, Inc. · 1997