H01M 4/96
Carbon-based electrodes
H01M4/96 (Carbon-based electrodes) appears on 1,160 US grants and 1,263 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,160
- Published applications
- 1,263
- Assignees
- 722
- Inventors
- 3,280
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 4 | 0 |
| 1978 | 13 | 0 |
| 1979 | 9 | 0 |
| 1980 | 7 | 0 |
| 1981 | 11 | 0 |
| 1982 | 11 | 0 |
| 1983 | 15 | 0 |
| 1984 | 14 | 0 |
| 1985 | 21 | 0 |
| 1986 | 12 | 0 |
| 1987 | 13 | 0 |
| 1988 | 23 | 0 |
| 1989 | 25 | 0 |
| 1990 | 20 | 0 |
| 1991 | 10 | 0 |
| 1992 | 14 | 0 |
| 1993 | 11 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 5 | 0 |
| 1997 | 15 | 0 |
| 1998 | 17 | 0 |
| 1999 | 10 | 0 |
| 2000 | 14 | 0 |
| 2001 | 12 | 3 |
| 2002 | 17 | 34 |
| 2003 | 26 | 66 |
| 2004 | 20 | 38 |
| 2005 | 18 | 48 |
| 2006 | 41 | 46 |
| 2007 | 19 | 40 |
| 2008 | 26 | 26 |
| 2009 | 16 | 25 |
| 2010 | 31 | 31 |
| 2011 | 21 | 35 |
| 2012 | 12 | 38 |
| 2013 | 26 | 54 |
| 2014 | 24 | 47 |
| 2015 | 32 | 62 |
| 2016 | 39 | 56 |
| 2017 | 51 | 74 |
| 2018 | 43 | 80 |
| 2019 | 55 | 85 |
| 2020 | 63 | 70 |
| 2021 | 57 | 63 |
| 2022 | 42 | 62 |
| 2023 | 44 | 65 |
| 2024 | 42 | 52 |
| 2025 | 41 | 37 |
| 2026 | 20 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Salinity gradient power generation device comprising electrodes of an activated carbon fabric15 Sep 2026US 12,738,523 B2Sweetch Energy
- Electrochemical cell catalyst layers18 Aug 2026US 12,712,188 B2Robert Bosch GmbH
- Lithium-air battery4 Aug 2026US 12,700,595 B2Lyten, Inc.
- Unique electrodes for electrochemical cells21 Jul 2026US 12,689,047 B2Global Energy Science, LLC
- Device for producing energy and use thereof14 Jul 2026US 12,683,180 B2Arkyne Technologies S.L.
- Carbon dioxide adsorption battery, charge/discharge device, and carbon dioxide concentration device8 Oct 2026US 2026/0307004 A1Kuraray Co., Ltd.
- Ultrafine Vacancy-Rich Co9S8-x/MnS-Decorated S, N-Doped Hollow Carbon Nanotube Derived via Cooperative In-Situ Sulfidation and Interface Tuning as a Bifunctional Oxygen Electrocatalyst for High-Performance Zinc-Air Batteries27 Aug 2026US 2026/0253910 A1Korea Advanced Institute of Science and Technology
- Carbon fiber sheet, gas diffusion electrode medium, fuel cell, and method for manufacturing carbon fiber sheet27 Aug 2026US 2026/0253914 A1Toray Industries, Inc.
- Capacitive-faradaic and pseudocapacitive-faradaic fuel cells20 Aug 2026US 2026/0242256 A1Technion Research & Development Foundation Limited
- Carbon material dispersion and use thereof13 Aug 2026US 2026/0234420 A1Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Most cited
By later US patents
- Method for manufacturing porous structure and method for forming pattern645US 6,565,763 B1Kabushiki Kaisha Toshiba · 2003
- Free-standing and aligned carbon nanotubes and synthesis thereof254US 6,863,942 B2The Research Foundation of State University of New York · 2005
- Process for the preparation of nanostructured materials191US 7,056,455 B2Carnegie Mellon University · 2006
- Metal/air cells and improved air electrodes for use therein160US 3,977,901 AWestinghouse Electric Corp. · 1976
- Membrane-electrode assemblies for electrochemical cells150US 5,272,017 AGeneral Motors Corporation · 1993