H01M 4/5825
Oxygenated metallic salts or polyanionic structures
Official title: {Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines}
H01M4/5825 (Oxygenated metallic salts or polyanionic structures) appears on 3,059 US grants and 5,875 published applications in this corpus.
Search patents in H01M- Granted patents
- 3,059
- Published applications
- 5,875
- Assignees
- 1,283
- Inventors
- 9,071
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 12 | 0 |
| 1999 | 19 | 0 |
| 2000 | 24 | 0 |
| 2001 | 16 | 8 |
| 2002 | 17 | 60 |
| 2003 | 20 | 49 |
| 2004 | 38 | 68 |
| 2005 | 27 | 55 |
| 2006 | 34 | 76 |
| 2007 | 23 | 76 |
| 2008 | 32 | 82 |
| 2009 | 35 | 117 |
| 2010 | 56 | 143 |
| 2011 | 67 | 168 |
| 2012 | 78 | 222 |
| 2013 | 105 | 250 |
| 2014 | 116 | 276 |
| 2015 | 188 | 314 |
| 2016 | 204 | 278 |
| 2017 | 219 | 264 |
| 2018 | 200 | 250 |
| 2019 | 221 | 219 |
| 2020 | 175 | 242 |
| 2021 | 167 | 231 |
| 2022 | 157 | 279 |
| 2023 | 164 | 461 |
| 2024 | 220 | 502 |
| 2025 | 227 | 632 |
| 2026 | 150 | 553 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lithium-containing multi-phosphate cathode material, preparation method therefor, and secondary battery6 Oct 2026US 12,755,969 B2Foshan Dynanonic Technology Co., Ltd.
- Rechargeable lithium battery with an improved ε-VOPO4 cathode, and applications thereof6 Oct 2026US 12,755,970 B2The Research Foundation for The State University of New York
- Positive electrode slurry, positive electrode plate, and secondary battery and battery module including such positive electrode plate6 Oct 2026US 12,755,974 B2Contemporary Amperex Technology (Hong Kong) Limited
- Graphene oxide, positive electrode for nonaqueous secondary battery using graphene oxide, method of manufacturing positive electrode for nonaqueous secondary battery, nonaqueous secondary battery, and electronic device6 Oct 2026US 12,755,980 B2Semiconductor Energy Laboratory Co.Ltd.
- Nanostrand additive for resistance reduction in a battery and battery materials6 Oct 2026US 12,755,981 B2BATTERY ELECTRON TRANSPORT ASSOCIATES, iNC.
- Lithium iron phosphate precursor, lithium iron phosphate cathode material with high compaction density, and manufacturing method thereof8 Oct 2026US 2026/0307993 A1Advanced Lithium Electrochemistry Co., Ltd.
- Melt process for preparing alkali metal phosphate cathode materials from variable composition sources8 Oct 2026US 2026/0307994 A1Ignis Lithium Inc.
- Recycled lithium carbonates, positive electrode active materials, and rechargeable lithium batteries8 Oct 2026US 2026/0308002 A1Samsung SDI.Co., Ltd.
- Method for manufacturing positive electrode for all-solid-state battery, and positive electrode for all-solid-state battery manufactured using the same8 Oct 2026US 2026/0312004 A1Samsung SDI.Co., Ltd.
- Cathode, method of manufacturing the cathode, and solid-state secondary battery including the cathode8 Oct 2026US 2026/0312025 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Cathode materials for secondary (rechargeable) lithium batteries408US 5,910,382 ABoard of Regents, The University of Texas Systems · 1999
- Lithium anodes for electrochemical cells307US 6,797,428 B1Moltech Corporation · 2004
- Lithium anodes for electrochemical cells299US 6,733,924 B1Moltech Corporation · 2004
- Cathode materials for secondary (rechargeable) lithium batteries223US 6,514,640 B1Board of Regents, The University of Texas System · 2003
- Composite cathodes, electrochemical cells comprising novel composite cathodes, and processes for fabricating same201US 5,919,587 AMoltech Corporation · 1999