H01M 8/1051
Non-ion-conducting additives
Official title: Non-ion-conducting additives, e.g. stabilisers, SiO2 or ZrO2
H01M8/1051 (Non-ion-conducting additives) appears on 278 US grants and 385 published applications in this corpus.
Search patents in H01M- Granted patents
- 278
- Published applications
- 385
- Assignees
- 219
- Inventors
- 929
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 8 | 3 |
| 2003 | 3 | 14 |
| 2004 | 4 | 24 |
| 2005 | 8 | 17 |
| 2006 | 9 | 20 |
| 2007 | 6 | 15 |
| 2008 | 7 | 16 |
| 2009 | 6 | 20 |
| 2010 | 13 | 18 |
| 2011 | 16 | 24 |
| 2012 | 19 | 22 |
| 2013 | 17 | 12 |
| 2014 | 15 | 14 |
| 2015 | 18 | 10 |
| 2016 | 12 | 12 |
| 2017 | 13 | 19 |
| 2018 | 10 | 6 |
| 2019 | 14 | 10 |
| 2020 | 7 | 13 |
| 2021 | 10 | 24 |
| 2022 | 12 | 20 |
| 2023 | 17 | 11 |
| 2024 | 13 | 15 |
| 2025 | 9 | 14 |
| 2026 | 2 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- 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
- Radical scavenger, method for preparing same, and membrane-electrode assembly containing same23 Sep 2025US 12,424,647 B2Kolon Industries, Inc.
- Fluoropolymer-based hybrid organic/inorganic composites19 Aug 2025US 12,391,819 B2Syensqo SA
- Anion exchange polymers and anion exchange membranes for direct ammonia fuel cells12 Aug 2025US 12,388,103 B2Ffi Ionix IP, Inc.
- 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
- 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
- Polymer material for electrolytic membranes in fuel cells83US 5,795,496 ACalifornia Institute of Technology · 1998
- Polymer solid-electrolyte composition and electrochemical cell using the composition72US 5,523,181 AStonehart Associates Inc. · 1996