H01M 4/8626
Characterised by the form
Official title: {characterised by the form}
H01M4/8626 (Characterised by the form) appears on 390 US grants and 523 published applications in this corpus.
Search patents in H01M- Granted patents
- 390
- Published applications
- 523
- Assignees
- 313
- Inventors
- 1,391
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 9 |
| 2003 | 5 | 9 |
| 2004 | 8 | 17 |
| 2005 | 5 | 25 |
| 2006 | 11 | 16 |
| 2007 | 3 | 20 |
| 2008 | 8 | 14 |
| 2009 | 9 | 17 |
| 2010 | 11 | 23 |
| 2011 | 8 | 11 |
| 2012 | 14 | 18 |
| 2013 | 9 | 16 |
| 2014 | 18 | 30 |
| 2015 | 10 | 27 |
| 2016 | 21 | 29 |
| 2017 | 24 | 18 |
| 2018 | 21 | 29 |
| 2019 | 21 | 25 |
| 2020 | 22 | 31 |
| 2021 | 16 | 29 |
| 2022 | 26 | 20 |
| 2023 | 21 | 28 |
| 2024 | 15 | 27 |
| 2025 | 16 | 23 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Salinity gradient power generation device comprising electrodes of an activated carbon fabric15 Sep 2026US 12,738,523 B2Sweetch Energy
- Part coated with a carbon-based layer4 Aug 2026US 12,698,556 B2Hydromecanique Et Frottement
- Lithium-air battery4 Aug 2026US 12,700,595 B2Lyten, Inc.
- Porous silicon oxycarbide composite material and method for manufacturing same30 Jun 2026US 12,671,096 B2DIC Corporation
- Bipolar plate having inclined inflow duct portions for a fuel cell stack, fuel cell system and motor vehicle31 Mar 2026US 12,592,399 B2Audi AG
- Fuel cell electrode and fuel cell comprising the same1 Oct 2026US 2026/0302264 A1Korea Institute of Science and Technology
- 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
- Binder for membrane-electrode assembly containing porous material and method of preparing same30 Jul 2026US 2026/0221467 A1Hyundai Motor Company
- Bipolar plate assembly for electrolysis cell16 Jul 2026US 2026/0204593 A1GM Global Technology Operations LLC
- Bifacial sealed gas diffusion electrode2 Jul 2026US 2026/0188791 A1Form Energy, Inc.
Most cited
By later US patents
- Solid oxide fuel cell stack156US 7,465,512 B2ROLLS-ROYCE plc · 2008
- Hydrogen forming reaction process111US 4,810,485 AInstitute of Gas Technology · 1989
- Fuel system using redox flow battery108US 8,778,552 B224M Technologies, Inc. · 2014
- Consumable replaceable anodes for batteries106US 4,246,324 ADiamond Shamrock Technologies S. A. · 1981
- Metal-air battery with easily removable anodes106US 4,950,561 AEltech Systems Corporation · 1990