H01M 4/9075
Catalytic material supported on carriers
Official title: {Catalytic material supported on carriers, e.g. powder carriers (H01M4/8807, H01M4/881, H01M4/8814, H01M4/925 take precedence)}
H01M4/9075 (Catalytic material supported on carriers) appears on 819 US grants and 1,292 published applications in this corpus.
Search patents in H01M- Granted patents
- 819
- Published applications
- 1,292
- Assignees
- 576
- Inventors
- 2,932
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 1 |
| 2002 | 5 | 9 |
| 2003 | 9 | 18 |
| 2004 | 6 | 30 |
| 2005 | 10 | 26 |
| 2006 | 18 | 32 |
| 2007 | 8 | 44 |
| 2008 | 10 | 50 |
| 2009 | 15 | 49 |
| 2010 | 29 | 52 |
| 2011 | 36 | 56 |
| 2012 | 28 | 54 |
| 2013 | 36 | 55 |
| 2014 | 32 | 73 |
| 2015 | 43 | 80 |
| 2016 | 43 | 69 |
| 2017 | 60 | 55 |
| 2018 | 55 | 52 |
| 2019 | 41 | 56 |
| 2020 | 39 | 67 |
| 2021 | 41 | 69 |
| 2022 | 45 | 81 |
| 2023 | 54 | 76 |
| 2024 | 50 | 57 |
| 2025 | 55 | 50 |
| 2026 | 22 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Membrane-electrode assembly capable of satisfying both of two requirements of excellent performance and high durability, and fuel cell including same6 Oct 2026US 12,755,996 B2Kolon Industries, Inc.
- Surface modified oxygen reduction electrochemical catalysts22 Sep 2026US 12,744,223 B2Toyota Jidosha Kabushiki Kaisha
- Electrode catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell22 Sep 2026US 12,744,224 B2Toppan Inc.
- Graphene and other 2D materials as layered “shells” supported on “core” nanoparticle carriers25 Aug 2026US 12,719,061 B2Breton SPA
- Electrochemical cell catalyst layers18 Aug 2026US 12,712,188 B2Robert Bosch GmbH
- Iron-nitrogen-carbon catalyst, preparation method therefor, and use thereof1 Oct 2026US 2026/0302266 A1Hainan Tropical Ocean University
- Method of forming n-doped carbon nanofoam17 Sep 2026US 2026/0274683 A1
- Catalyst layer17 Sep 2026US 2026/0279842 A1Toyota Jidosha Kabushiki Kaisha
- Polymer electrolyte membrane cells with carbon-ionomer microporous layers10 Sep 2026US 2026/0265930 A1GM Global Technology Operations LLC
- Catalyst layer for fuel cell10 Sep 2026US 2026/0269278 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Nanowire-based membrane electrode assemblies for fuel cells164US 7,179,561 B2Nanosys, Inc. · 2007
- Composite electrode for use in electrochemical cells116US 4,804,592 AThe United States of America as represented by the United States Department of Energy · 1989
- Nanostructured catalyst supports112US 8,278,011 B2Nanosys, Inc. · 2012
- Nanowire-based membrane electrode assemblies for fuel cells109US 7,977,013 B2Nanosys, Inc. · 2011
- Nanowire-based membrane electrode assemblies for fuel cells107US 7,977,007 B2Nanosys, Inc. · 2011