H01M 8/1018
Polymeric electrolyte materials
H01M8/1018 (Polymeric electrolyte materials) appears on 2,847 US grants and 4,134 published applications in this corpus.
Search patents in H01M- Granted patents
- 2,847
- Published applications
- 4,134
- Assignees
- 1,154
- Inventors
- 6,573
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 16 | 0 |
| 1996 | 9 | 0 |
| 1997 | 16 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 26 | 0 |
| 2001 | 31 | 12 |
| 2002 | 36 | 62 |
| 2003 | 28 | 93 |
| 2004 | 47 | 175 |
| 2005 | 55 | 173 |
| 2006 | 62 | 251 |
| 2007 | 67 | 220 |
| 2008 | 84 | 198 |
| 2009 | 96 | 212 |
| 2010 | 158 | 222 |
| 2011 | 157 | 189 |
| 2012 | 153 | 172 |
| 2013 | 131 | 150 |
| 2014 | 115 | 126 |
| 2015 | 144 | 154 |
| 2016 | 106 | 146 |
| 2017 | 125 | 188 |
| 2018 | 114 | 191 |
| 2019 | 158 | 143 |
| 2020 | 165 | 156 |
| 2021 | 128 | 173 |
| 2022 | 127 | 161 |
| 2023 | 128 | 171 |
| 2024 | 121 | 161 |
| 2025 | 103 | 132 |
| 2026 | 63 | 103 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01M 8/102Characterised by the chemical structure of the main chain of the ion-conducting1,888
- H01M 8/1039Halogenated1,163
- H01M 8/1069Characterised by the manufacturing processes1,122
- H01M 8/1041Polymer electrolyte composites, mixtures or blends1,077
- H01M 8/1067Characterised by their physical properties440
- H01M 8/1058Characterised by a porous support having no ion-conducting properties419
- H01M 8/1065Characterised by the form70
Recent patents
- Non-aqueous redox flow batteries6 Oct 2026US 12,755,995 B2ENI S. p. A.
- 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.
- Electrode catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell22 Sep 2026US 12,744,224 B2Toppan Inc.
- Polymer electrolyte membrane, manufacturing method therefor, and electrochemical device comprising same22 Sep 2026US 12,744,229 B2Kolon Industries, Inc.
- High-temperature anion-exchange membrane fuel cell15 Sep 2026US 12,738,518 B2Technion Research & Development Foundation Limited
- Elastic sulfonated styrene diene block copolymers8 Oct 2026US 2026/0308343 A1Rensselaer Polytechnic Institute
- Oxygen reduction catalyst and use thereof8 Oct 2026US 2026/0312077 A1Toyota Jidosha Kabushiki Kaisha
- Ion exchange membranes8 Oct 2026US 2026/0312108 A1Khalifa University of Science and Technology
- A membrane electrode assembly and a method for the manufacture thereof8 Oct 2026US 2026/0312109 A1
- Solid polymer fuel battery activation method1 Oct 2026US 2026/0302285 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- 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
- Ultra-thin integral composite membrane242US 5,547,551 AW. L. Gore & Associates, Inc. · 1996
- Surface replica fuel cell for micro fuel cell electrical power pack208US 5,759,712 A1998
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996