H01M 4/8825
Methods for deposition of the catalytic active composition
Official title: {Methods for deposition of the catalytic active composition}
H01M4/8825 (Methods for deposition of the catalytic active composition) appears on 1,541 US grants and 2,282 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,541
- Published applications
- 2,282
- Assignees
- 893
- Inventors
- 4,823
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 11 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 25 | 5 |
| 2002 | 24 | 40 |
| 2003 | 20 | 67 |
| 2004 | 26 | 83 |
| 2005 | 30 | 79 |
| 2006 | 46 | 99 |
| 2007 | 25 | 98 |
| 2008 | 21 | 83 |
| 2009 | 36 | 116 |
| 2010 | 57 | 129 |
| 2011 | 60 | 96 |
| 2012 | 68 | 91 |
| 2013 | 66 | 103 |
| 2014 | 58 | 111 |
| 2015 | 66 | 109 |
| 2016 | 68 | 103 |
| 2017 | 76 | 87 |
| 2018 | 78 | 102 |
| 2019 | 80 | 70 |
| 2020 | 68 | 105 |
| 2021 | 62 | 113 |
| 2022 | 88 | 106 |
| 2023 | 83 | 86 |
| 2024 | 76 | 95 |
| 2025 | 74 | 75 |
| 2026 | 31 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Noble metal single atom or cluster-porous molybdenum carbide/carbon nanocomposite using dynamic arrangement of noble metal atoms, method for manufacturing same, catalyst for hydrogen evolution reaction or hydrogen oxidation reaction comprising same, and electrode comprising the catalyst25 Aug 2026US 12,719,062 B2Korea Advanced Institute of Science and Technology
- Deposition of noble metal islets or thin films for its use for electrochemical catalysts with improved catalytic activity11 Aug 2026US 12,703,913 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Part coated with a carbon-based layer4 Aug 2026US 12,698,556 B2Hydromecanique Et Frottement
- Catalyst for fuel cells and method for producing same4 Aug 2026US 12,700,596 B2Cataler Corporation
- Catalyst-coated membrane and method of manufacture28 Jul 2026US 12,695,099 B2Johnson Matthey Hydrogen Technologies Limited
- Oxygen evolution reaction catalyst and method for its preparation8 Oct 2026US 2026/0308786 A1Johnson Matthey Public Limited Company
- Membrane electrode assembly with protected edges8 Oct 2026US 2026/0312106 A1GM Global Technology Operations LLC
- High density loading multimetallic particles on chemically modified carbon support1 Oct 2026US 2026/0302265 A1Honda Motor Co., Ltd.
- Ion conducting nanofiber fuel cell electrodes3 Sep 2026US 2026/0260905 A1Drexel University
- Powder for thermal spraying27 Aug 2026US 2026/0250200 A1Fujimi Incorporated
Most cited
By later US patents
- Membrane electrode assembly181US 5,879,828 AMinnesota Mining and Manufacturing Company · 1999
- Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane173US 5,599,638 ACalifornia Institute of Technology · 1997
- Nanowire-based membrane electrode assemblies for fuel cells164US 7,179,561 B2Nanosys, Inc. · 2007
- Membrane and electrode structure142US 5,330,860 AE. I. Du Pont de Nemours and Company · 1994
- Materials and processes for providing fuel cells and active membranes132US 6,403,245 B1MicroCoating Technologies, Inc. · 2002