H01M 8/1044
Mixtures of polymers, of which at least one is ionically conductive
H01M8/1044 (Mixtures of polymers, of which at least one is ionically conductive) appears on 298 US grants and 392 published applications in this corpus.
Search patents in H01M- Granted patents
- 298
- Published applications
- 392
- Assignees
- 203
- Inventors
- 919
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 2 |
| 2002 | 8 | 12 |
| 2003 | 4 | 17 |
| 2004 | 8 | 25 |
| 2005 | 12 | 26 |
| 2006 | 11 | 37 |
| 2007 | 9 | 21 |
| 2008 | 8 | 23 |
| 2009 | 14 | 17 |
| 2010 | 23 | 21 |
| 2011 | 24 | 26 |
| 2012 | 14 | 17 |
| 2013 | 15 | 14 |
| 2014 | 19 | 10 |
| 2015 | 13 | 11 |
| 2016 | 10 | 18 |
| 2017 | 11 | 15 |
| 2018 | 11 | 6 |
| 2019 | 11 | 6 |
| 2020 | 9 | 13 |
| 2021 | 6 | 12 |
| 2022 | 11 | 13 |
| 2023 | 6 | 11 |
| 2024 | 8 | 13 |
| 2025 | 9 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for a fuel cell subgasket active area edge with through-plane photon conduction3 Feb 2026US 12,542,296 B2GM Global Technology Operations LLC
- Method and system for electrochemically compressing gaseous hydrogen30 Dec 2025US 12,508,542 B2Plug Power Inc.
- Integral composite membrane with a continuous ionomer phase30 Dec 2025US 12,512,497 B2W. L. Gore & Associates G. K.
- Proton conductive material2 Dec 2025US 12,486,399 B2National University Corporation Hokkaido University
- Electrochemical cell catalyst layers23 Sep 2025US 12,424,646 B2Robert Bosch GmbH
- Ion conductor dispersion, polymer electrolyte membrane prepared therefrom, membrane-electrode assembly, and fuel cell23 Jul 2026US 2026/0213240 A1Kolon Industries, Inc.
- Composition for membrane-electrode assembly with improved oxygen permeability and proton conductivity and membrane-electrode assembly including same2 Jul 2026US 2026/0188715 A1Hyundai Motor Company
- Side-chain functionalized polystyrenes as membrane materials for alkaline water electrolyzers, fuel cells and flow batteries19 Mar 2026US 2026/0078248 A1
- Fiber reinforcement for ion exchange composite membrane6 Nov 2025US 2025/0339851 A1Solvay Specialty Polymers Italy S.P.A.
- Ionic liquid/polymer composite film, and preparation method therefor and use thereof19 Jun 2025US 2025/0202041 A1Huazhong University of Science and Technology
Most cited
By later US patents
- Ultra-thin integral composite membrane242US 5,547,551 AW. L. Gore & Associates, Inc. · 1996
- Composite solid polymer electrolyte membranes158US 6,248,469 B1Foster-Miller, Inc. · 2001
- Integral composite membrane150US 5,599,614 AW. L. Gore & Associates, Inc. · 1997
- Polymer electrolyte membranes from mixed dispersions132US 6,277,512 B13M Innovative Properties Company · 2001
- Electrode apparatus containing an integral composite membrane109US 5,635,041 AW. L. Gore & Associates, Inc. · 1997