H01M 8/1027
Having carbon, oxygen and other atoms
Official title: having carbon, oxygen and other atoms, e.g. sulfonated polyethersulfones [S-PES]
H01M8/1027 (Having carbon, oxygen and other atoms) appears on 612 US grants and 920 published applications in this corpus.
Search patents in H01M- Granted patents
- 612
- Published applications
- 920
- Assignees
- 329
- Inventors
- 1,626
- Latest grant
- 25 Aug 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 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 13 |
| 2003 | 5 | 19 |
| 2004 | 9 | 50 |
| 2005 | 14 | 56 |
| 2006 | 23 | 95 |
| 2007 | 20 | 96 |
| 2008 | 27 | 72 |
| 2009 | 37 | 85 |
| 2010 | 65 | 80 |
| 2011 | 63 | 66 |
| 2012 | 57 | 49 |
| 2013 | 49 | 22 |
| 2014 | 37 | 27 |
| 2015 | 31 | 16 |
| 2016 | 24 | 16 |
| 2017 | 10 | 23 |
| 2018 | 10 | 13 |
| 2019 | 22 | 9 |
| 2020 | 12 | 19 |
| 2021 | 17 | 12 |
| 2022 | 11 | 19 |
| 2023 | 10 | 17 |
| 2024 | 10 | 17 |
| 2025 | 14 | 16 |
| 2026 | 3 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Block copolymer, production method therefor, polymeric electrolyte material, polymeric electrolyte molded article, polymeric electrolyte film, electrolyte film equipped with catalyst layer, membrane electrode composite, solid polymer fuel cell, and water electrolysis type hydrogen generating device25 Aug 2026US 12,715,962 B2Toray Industries, Inc.
- Ionomers with macrocyclic moieties for ion conductivity and permselectivity12 May 2026US 12,624,163 B2NUtech Ventures
- Proton exchange membranes for electrochemical reactions3 Mar 2026US 12,567,598 B2Uop LLC
- Fluoropolymer comprising pendent groups with ionic bis(sulfonyl)imide moiety and perfluoroether terminal group2 Dec 2025US 12,489,130 B23M Innovative Properties Company
- Monovalent anion selective ion exchange membrane9 Sep 2025US 12,410,290 B2Toray Advanced Materials Korea Inc.
- Ion exchange membranes8 Oct 2026US 2026/0312108 A1Khalifa University of Science and Technology
- Polymer electrolyte membrane and membrane-electrode assembly comprising same20 Aug 2026US 2026/0245936 A1Kolon Industries, Inc.
- Polymer, electrolyte material, electrolyte membrane, electrolyte membrane with catalyst layer, membrane electrode assembly, solid polymer fuel cell, and solid polymer water electrolysis device13 Aug 2026US 2026/0237705 A1Tosoh Corporation
- Electrolyte membrane for high-temperature polymer electrolyte membrane fuel cell16 Jul 2026US 2026/0204608 A1Hyundai Motor Company
- 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
Most cited
By later US patents
- Composite solid polymer electrolyte membranes346US 7,550,216 B2Foster-Miller, Inc. · 2009
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996
- Composite solid polymer electrolyte membranes158US 6,248,469 B1Foster-Miller, Inc. · 2001
- Solid polymer electrolyte composition88US 5,766,787 AMasahiro Watanabe · 1998
- Polymer material for electrolytic membranes in fuel cells83US 5,795,496 ACalifornia Institute of Technology · 1998