H01M 8/1046
Mixtures of at least one polymer and at least one additive
H01M8/1046 (Mixtures of at least one polymer and at least one additive) appears on 632 US grants and 882 published applications in this corpus.
Search patents in H01M- Granted patents
- 632
- Published applications
- 882
- Assignees
- 395
- Inventors
- 1,760
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 2 | 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 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 1 |
| 2002 | 13 | 14 |
| 2003 | 6 | 26 |
| 2004 | 11 | 52 |
| 2005 | 18 | 49 |
| 2006 | 17 | 61 |
| 2007 | 17 | 65 |
| 2008 | 20 | 56 |
| 2009 | 33 | 57 |
| 2010 | 42 | 57 |
| 2011 | 47 | 56 |
| 2012 | 50 | 53 |
| 2013 | 35 | 31 |
| 2014 | 36 | 24 |
| 2015 | 41 | 30 |
| 2016 | 26 | 20 |
| 2017 | 32 | 26 |
| 2018 | 14 | 12 |
| 2019 | 16 | 19 |
| 2020 | 20 | 20 |
| 2021 | 17 | 40 |
| 2022 | 18 | 31 |
| 2023 | 31 | 26 |
| 2024 | 17 | 23 |
| 2025 | 15 | 16 |
| 2026 | 9 | 17 |
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.
- 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
- Ion-conducting membranes, components having the ion-conducting membranes, and process for forming the same19 May 2026US 12,633,560 B2Vimano Inc.
- Additive having a pervoskite compound for a polymer electrolyte membrane fuel cell and a polymer electrolyte membrane fuel cell including same19 May 2026US 12,633,561 B2Daegu Gyeongbuk Institude of Science and Technology
- Ion exchange membranes8 Oct 2026US 2026/0312108 A1Khalifa University of Science and Technology
- Membrane electrode assembly and method for producing same, fuel cell, and electrolysis cell17 Sep 2026US 2026/0279865 A1Greenerity GmbH
- Additive having a pervoskite compound for a polymer electrolyte membrane fuel cell and a polymer electrolyte membrane fuel cell including same3 Sep 2026US 2026/0260920 A1Daegu Gyeongbuk Institute of Science and Technology
- High-temperature proton exchange membrane, preparation method and use thereof13 Aug 2026US 2026/0237706 A1China Northern Re (Group) High-Tech Co., Ltd.
- Membrane, membrane electrode assembly, and water electrolysis apparatus30 Jul 2026US 2026/0218402 A1Institute of Science Tokyo
Most cited
By later US patents
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996
- Integral composite membrane150US 5,599,614 AW. L. Gore & Associates, Inc. · 1997
- Membrane electrode assemblies115US 5,910,378 AMinnesota Mining and Manufacturing Company · 1999
- Fuel cell with proton conducting membrane97US 6,492,047 B1Ramot University Authority for Applied Research and Industrial Development Ltd. · 2002
- Solid polymer electrolyte composition88US 5,766,787 AMasahiro Watanabe · 1998