H01M 4/581
Chalcogenides or intercalation compounds thereof
Official title: {Chalcogenides or intercalation compounds thereof}
H01M4/581 (Chalcogenides or intercalation compounds thereof) appears on 1,365 US grants and 1,823 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,365
- Published applications
- 1,823
- Assignees
- 619
- Inventors
- 3,373
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 8 | 0 |
| 1979 | 10 | 0 |
| 1980 | 13 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 12 | 0 |
| 1989 | 5 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 19 | 0 |
| 2001 | 28 | 8 |
| 2002 | 25 | 51 |
| 2003 | 24 | 44 |
| 2004 | 25 | 40 |
| 2005 | 24 | 51 |
| 2006 | 21 | 38 |
| 2007 | 19 | 23 |
| 2008 | 18 | 38 |
| 2009 | 21 | 44 |
| 2010 | 33 | 46 |
| 2011 | 31 | 52 |
| 2012 | 27 | 42 |
| 2013 | 26 | 54 |
| 2014 | 53 | 94 |
| 2015 | 52 | 88 |
| 2016 | 43 | 89 |
| 2017 | 61 | 106 |
| 2018 | 76 | 83 |
| 2019 | 87 | 111 |
| 2020 | 92 | 121 |
| 2021 | 92 | 78 |
| 2022 | 69 | 97 |
| 2023 | 53 | 117 |
| 2024 | 60 | 131 |
| 2025 | 63 | 105 |
| 2026 | 33 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heteroelement-containing vanadium sulfide15 Sep 2026US 12,738,492 B2National Institute of Advanced Industrial Science and Technology
- Metal sulfide composite materials for batteries1 Sep 2026US 12,725,827 B2Georgia Tech Research Corporation
- Lithium sulfur battery18 Aug 2026US 12,712,202 B2Toyota Jidosha Kabushiki Kaisha
- Method of producing lithium sulfide without using hydrogen sulfide gas11 Aug 2026US 12,703,631 B2Hyundai Motor Company
- Cathode material and a method of preparing the same11 Aug 2026US 12,706,308 B2Agency for Science, Technology and Research
- Negative electrode material and preparation method thereof, battery, and electrical device8 Oct 2026US 2026/0312009 A1Contemporary Amperex Technology (Hong Kong) Limited
- Positive electrodes for rechargeable batteries8 Oct 2026US 2026/0312040 A1Board of Regents, The University of Texas System
- Negative electrode for all-solid-state rechargeable batteries and all-solid-state rechargeable batteries1 Oct 2026US 2026/0302166 A1Samsung SDI.Co., Ltd.
- All-solid-state battery with a protective layer including a metal sulfide and a method of manufacturing same1 Oct 2026US 2026/0302248 A1Hyundai Motor Company
- Electrolyte solution, sodium secondary battery and electrical apparatus24 Sep 2026US 2026/0290882 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- Protective coatings for negative electrodes373US 6,025,094 APolyPlus Battery Company · 2000
- Lithium anodes for electrochemical cells319US 7,247,408 B2Sion Power Corporation · 2007
- Secondary battery243US 5,824,434 ACanon Kabushiki Kaisha · 1998
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003