H01M 8/0226
In the form of mixtures
Official title: in the form of mixtures
H01M8/0226 (In the form of mixtures) appears on 351 US grants and 574 published applications in this corpus.
Search patents in H01M- Granted patents
- 351
- Published applications
- 574
- Assignees
- 285
- Inventors
- 1,351
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 6 |
| 2002 | 16 | 42 |
| 2003 | 14 | 38 |
| 2004 | 22 | 49 |
| 2005 | 19 | 51 |
| 2006 | 20 | 41 |
| 2007 | 11 | 46 |
| 2008 | 17 | 30 |
| 2009 | 14 | 30 |
| 2010 | 29 | 29 |
| 2011 | 20 | 21 |
| 2012 | 12 | 13 |
| 2013 | 13 | 13 |
| 2014 | 12 | 12 |
| 2015 | 8 | 13 |
| 2016 | 10 | 8 |
| 2017 | 8 | 11 |
| 2018 | 6 | 8 |
| 2019 | 5 | 19 |
| 2020 | 10 | 12 |
| 2021 | 7 | 14 |
| 2022 | 5 | 18 |
| 2023 | 7 | 13 |
| 2024 | 12 | 18 |
| 2025 | 4 | 10 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel cell separator and method for manufacturing same6 Oct 2026US 12,755,986 B2Dongwoo Hst Co., Ltd.
- Bipolar plate, method of production, and use thereof8 Sep 2026US 12,731,796 B2EKPO Fuel Cell Technologies GmbH
- Current collector for redox flow batteries16 Jun 2026US 12,658,450 B2Uop LLC
- Method of production for components of a fuel cell stack3 Mar 2026US 12,564,988 B2Cellcentric GmbH & Co. KG
- Doped anion exchange membranes (AEMs) for highly selective separators in electrochemical devices13 Jan 2026US 12,521,708 B2Washington University
- Bipolar plate for fuel cells and method for manufacturing same17 Sep 2026US 2026/0279845 A1MCD Technologies S.A R. L.
- Hydrocarbon-based membrane for sodium polysulfide batteries27 Aug 2026US 2026/0253915 A1
- Composite fuel cell bipolar plate13 Aug 2026US 2026/0237689 A1GM Global Technology Operations LLC
- Cast interconnects for solid oxide electrochemical columns and methods of making the same9 Jul 2026US 2026/0196525 A1Bloom Energy Corporation
- Method of production for components of a fuel cell stack2 Jul 2026US 2026/0183993 A1Cellcentric GmbH & Co. KG
Most cited
By later US patents
- Low cost bipolar current collector-separator for electrochemical cells160US 4,214,969 AGeneral Electric Company · 1980
- Fuel cell fluid flow field plate132US 5,108,849 AHer Majesty the Queen in right of Canada, as represented by the Minister of National Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1992
- Novel fuel cell fluid flow field plate123US 4,988,583 AHer Majesty the Queen as represented by the Minister of National Defence of Her Majesty's Canadian Government · 1991
- Membrane electrode assemblies115US 5,910,378 AMinnesota Mining and Manufacturing Company · 1999
- Fuel cell interconnect device108US 5,942,349 ACeramic Fuel Cells Limited · 1999