H01M 8/0289
Means for holding the electrolyte
Official title: Means for holding the electrolyte (solid polymer electrolytes H01M8/1018)
H01M8/0289 (Means for holding the electrolyte) appears on 647 US grants and 721 published applications in this corpus.
Search patents in H01M- Granted patents
- 647
- Published applications
- 721
- Assignees
- 401
- Inventors
- 1,756
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 10 | 0 |
| 1986 | 6 | 0 |
| 1987 | 14 | 0 |
| 1988 | 8 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 3 |
| 2002 | 10 | 18 |
| 2003 | 10 | 28 |
| 2004 | 15 | 43 |
| 2005 | 12 | 46 |
| 2006 | 18 | 72 |
| 2007 | 21 | 65 |
| 2008 | 14 | 57 |
| 2009 | 23 | 52 |
| 2010 | 42 | 57 |
| 2011 | 35 | 36 |
| 2012 | 50 | 39 |
| 2013 | 28 | 25 |
| 2014 | 37 | 21 |
| 2015 | 38 | 21 |
| 2016 | 12 | 11 |
| 2017 | 18 | 16 |
| 2018 | 12 | 20 |
| 2019 | 11 | 15 |
| 2020 | 17 | 10 |
| 2021 | 16 | 9 |
| 2022 | 10 | 11 |
| 2023 | 8 | 13 |
| 2024 | 10 | 18 |
| 2025 | 8 | 8 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power conversion system and flight vehicle6 Oct 2026US 12,752,924 B2Hitachi, Ltd.
- Grid adapter systems and methods11 Aug 2026US 12,706,459 B2Adaptr, Inc.
- Polymers for use as anion exchange membranes5 May 2026US 12,617,889 B1Envision Energy USA Ltd.
- Marine thermal and electrical battery10 Mar 2026US 12,573,648 B2Lone Gull Holdings, Ltd.
- Electrochemical reactor, electrochemical reactor systems, processes for electrochemical reactions, and methods using same25 Nov 2025US 12,482,836 B2Georgia Tech Research Corporation
- Composite Proton Exchange Membrane Composition and Method of Preparation16 Jul 2026US 2026/0204607 A1Saudi Arabian Oil Company
- Ion exchange membranes fabricated from plastics18 Jun 2026US 2026/0171437 A1Uchicago Argonne, LLC
- Redox flow battery system with replaceable barrier electrolyte solution4 Jun 2026US 2026/0155419 A1Rtx Corporation
- Safety Systems and Methods for Flow Batteries28 May 2026US 2026/0149014 A1
- Hybrid battery pack14 May 2026US 2026/0135198 A1Samsung SDI.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
- 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
- Process of manufacturing porous separator for electrochemical power supply125US 5,882,721 A1999