H01M 8/0243
In the form of mixtures
Official title: in the form of mixtures
H01M8/0243 (In the form of mixtures) appears on 260 US grants and 409 published applications in this corpus.
Search patents in H01M- Granted patents
- 260
- Published applications
- 409
- Assignees
- 219
- Inventors
- 994
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 1 |
| 2002 | 8 | 13 |
| 2003 | 4 | 19 |
| 2004 | 7 | 11 |
| 2005 | 8 | 22 |
| 2006 | 7 | 16 |
| 2007 | 8 | 27 |
| 2008 | 8 | 19 |
| 2009 | 7 | 27 |
| 2010 | 15 | 20 |
| 2011 | 8 | 14 |
| 2012 | 11 | 14 |
| 2013 | 12 | 9 |
| 2014 | 8 | 21 |
| 2015 | 12 | 25 |
| 2016 | 16 | 24 |
| 2017 | 20 | 14 |
| 2018 | 9 | 14 |
| 2019 | 19 | 14 |
| 2020 | 11 | 6 |
| 2021 | 8 | 16 |
| 2022 | 12 | 15 |
| 2023 | 5 | 18 |
| 2024 | 8 | 14 |
| 2025 | 5 | 9 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a green paper for producing a gas diffusion layer for a fuel cell23 Jun 2026US 12,665,202 B2Giesecke+Devrient Currency Technology GmbH
- LDH separator and zinc secondary battery28 Apr 2026US 12,614,814 B2NGK Insulators, Ltd.
- LDH separator7 Apr 2026US 12,597,677 B2NGK Insulators, Ltd.
- Catalytic composition, method for production thereof, use thereof for producing a fuel cell electrode and fuel cell comprising same24 Feb 2026US 12,562,391 B2Audi AG
- Integral composite membrane with a continuous ionomer phase30 Dec 2025US 12,512,497 B2W. L. Gore & Associates G. K.
- Gas diffusion composite material for fuel cells, and polymer electrolyte fuel cell23 Jul 2026US 2026/0213227 A1Kyushu University, National University Corporation
- Gas diffusion layer and method for manufacturing same, membrane electrode assembly, and fuel cell2 Jul 2026US 2026/0188704 A1Panasonic Intellectual Property Management Co., Ltd.
- Gas diffusion layer and method for manufacturing same, composite powder for gas diffusion layer, membrane electrode assembly, and fuel cell25 Jun 2026US 2026/0179974 A1Panasonic Intellectual Property Management Co., Ltd.
- Composite powder, method for manufacturing composite powder, gas diffusion layer, membrane electrode assembly, and fuel cell25 Jun 2026US 2026/0179977 A1Panasonic Intellectual Property Management Co., Ltd.
- Fuel cell gas diffusion layer base material and method for producing same11 Jun 2026US 2026/0163015 A1Aisin Corporation
Most cited
By later US patents
- Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane173US 5,599,638 ACalifornia Institute of Technology · 1997
- Electrochemical cell with a porous support plate119US 6,024,848 AInternational Fuel Cells Corporation · 2000
- Membrane electrode assemblies115US 5,910,378 AMinnesota Mining and Manufacturing Company · 1999
- Catalytic bipolar interconnection plate for use in a fuel cell52US 5,496,655 ALockheed Idaho Technologies Company · 1996
- Proton exchange membrane fuel cell separator plate49US 5,942,347 AInstitute of Gas Technology · 1999