H01M 4/9058
Of noble metals or noble-metal based alloys
Official title: {of noble metals or noble-metal based alloys}
H01M4/9058 (Of noble metals or noble-metal based alloys) appears on 94 US grants and 135 published applications in this corpus.
Search patents in H01M- Granted patents
- 94
- Published applications
- 135
- Assignees
- 85
- Inventors
- 400
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 1 | 4 |
| 2008 | 2 | 4 |
| 2009 | 1 | 4 |
| 2010 | 2 | 5 |
| 2011 | 2 | 6 |
| 2012 | 1 | 3 |
| 2013 | 6 | 3 |
| 2014 | 1 | 7 |
| 2015 | 5 | 5 |
| 2016 | 2 | 7 |
| 2017 | 5 | 9 |
| 2018 | 4 | 4 |
| 2019 | 4 | 9 |
| 2020 | 4 | 4 |
| 2021 | 6 | 14 |
| 2022 | 10 | 13 |
| 2023 | 4 | 8 |
| 2024 | 7 | 4 |
| 2025 | 5 | 10 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal-solid oxide composite, preparing method thereof, and solid oxide cell including the same4 Aug 2026US 12,700,606 B2Samsung Electro-Mechanics Co., Ltd.
- Porous silicon oxycarbide composite material and method for manufacturing same30 Jun 2026US 12,671,096 B2DIC Corporation
- Hydrogen pumping proton exchange membrane electrochemical cell with carbon monoxide tolerant anode and method of making thereof14 Apr 2026US 12,603,315 B2Bloom Energy Corporation
- Palladium-transition metal core-based core-shell electrode catalyst and manufacturing method for the same3 Mar 2026US 12,567,592 B2Korea Institute of Energy Research
- Nanowire catalyst for fuel cell and method of manufacturing same14 Oct 2025US 12,444,753 B2Hyundai Motor Company
- Hydrogen distribution system comprising fuel cells and methods of using the same23 Jul 2026US 2026/0213232 A1Jinetics Inc.
- Fuel cell system including silicon species trapping material or silicon species tolerant catalyst and method of operating thereof14 May 2026US 2026/0135130 A1Bloom Energy Corporation
- Catalysts for oxygen reduction reactions and methods of synthesis thereof9 Apr 2026US 2026/0097391 A1Purdue Research Foundation
- Electrocatalyst structures for an electrode29 Jan 2026US 2026/0031365 A1West Virginia University
- Direct coating of anion exchange membranes with catalytically active material30 Oct 2025US 2025/0332550 A1Evonik Operations GmbH
Most cited
By later US patents
- Method to apply multiple layers, including an electrode layer, on a sintered or pre-sintered ion conductive solid electrolyte body36US 4,296,148 ARobert Bosch GmbH · 1981
- Method of producing solid electrolyte oxygen-sensing element of laminated structure26US 4,345,985 ANissan Motor Co., Ltd. · 1982
- Electrode sputtering process for exhaust gas oxygen sensor20US 4,253,931 AGeneral Motors Corporation · 1981
- Direct ammonia alkaline membrane fuel cell and method of operating same19US 11,309,568 B2Hydrolite Ltd · 2022
- Gas sensor with protective coating and method of forming same15US 4,080,276 ABendix Autolite Corporation · 1978