H01M 4/48
Of inorganic oxides or hydroxides
Official title: of inorganic oxides or hydroxides
H01M4/48 (Of inorganic oxides or hydroxides) appears on 12,119 US grants and 20,603 published applications in this corpus.
Search patents in H01M- Granted patents
- 12,119
- Published applications
- 20,603
- Assignees
- 2,607
- Inventors
- 22,103
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 20 | 0 |
| 1978 | 24 | 0 |
| 1979 | 12 | 0 |
| 1980 | 19 | 0 |
| 1981 | 22 | 0 |
| 1982 | 15 | 0 |
| 1983 | 17 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 14 | 0 |
| 1987 | 9 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 32 | 0 |
| 1991 | 23 | 0 |
| 1992 | 29 | 0 |
| 1993 | 35 | 0 |
| 1994 | 44 | 0 |
| 1995 | 56 | 0 |
| 1996 | 81 | 0 |
| 1997 | 94 | 0 |
| 1998 | 95 | 0 |
| 1999 | 101 | 0 |
| 2000 | 128 | 0 |
| 2001 | 135 | 80 |
| 2002 | 157 | 232 |
| 2003 | 163 | 250 |
| 2004 | 167 | 280 |
| 2005 | 112 | 270 |
| 2006 | 131 | 293 |
| 2007 | 114 | 308 |
| 2008 | 130 | 296 |
| 2009 | 156 | 360 |
| 2010 | 235 | 396 |
| 2011 | 240 | 497 |
| 2012 | 263 | 577 |
| 2013 | 296 | 668 |
| 2014 | 370 | 741 |
| 2015 | 497 | 847 |
| 2016 | 509 | 894 |
| 2017 | 655 | 943 |
| 2018 | 633 | 922 |
| 2019 | 802 | 981 |
| 2020 | 847 | 1183 |
| 2021 | 696 | 1132 |
| 2022 | 728 | 1464 |
| 2023 | 673 | 1717 |
| 2024 | 911 | 1829 |
| 2025 | 925 | 1882 |
| 2026 | 642 | 1561 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sodium ion battery cathode material, and a preparation method and application therefor6 Oct 2026US 12,753,088 B2Hubei Wanrun New Energy Technology Co., Ltd.
- Alkaline battery assembled in a discharged state and a method of producing battery electrode materials6 Oct 2026US 12,755,961 B2Zelos Energy Ltd.
- Positive electrode for secondary battery and secondary battery including the same6 Oct 2026US 12,755,962 B2LG Energy Solution, Ltd.
- Secondary battery6 Oct 2026US 12,755,963 B2Murata Manufacturing Co., Ltd.
- Electrode material and battery6 Oct 2026US 12,755,966 B2Panasonic Intellectual Property Management Co., Ltd.
- Method for manufacturing positive electrode active material precursor8 Oct 2026US 2026/0308011 A1Kemco
- Metal hydroxide particles and positive electrode active material8 Oct 2026US 2026/0308012 A1Toyota Jidosha Kabushiki Kaisha
- Metal-carbon nanofiber composite electrodes for high performance lithium-ion and lead-acid batteries8 Oct 2026US 2026/0311992 A1The Curators of the University of Missouri
- Oxide Films and Solid-State Lithium-Based Batteries Containing the Same Using Wet Annealing8 Oct 2026US 2026/0311995 A1Ensurge Micropower ASA
- Negative electrode plate, electrochemical apparatus, and electronic apparatus8 Oct 2026US 2026/0311998 A1Ningde Amperex Technology Limited
Most cited
By later US patents
- Medical device having lithium-ion battery424US 7,337,010 B2Medtronic, Inc. · 2008
- Lithium anodes for electrochemical cells299US 6,733,924 B1Moltech Corporation · 2004
- Rechargeable hybrid battery/supercapacitor system263US 6,252,762 B1Telcordia Technologies, Inc. · 2001
- Secondary battery243US 5,824,434 ACanon Kabushiki Kaisha · 1998
- Cathode materials for secondary (rechargeable) lithium batteries223US 6,514,640 B1Board of Regents, The University of Texas System · 2003