- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
Patent holdings for IPC class H01M 4/525
Total number of patents in this class: 11541
10-year publication summary
758
|
758
|
841
|
821
|
920
|
983
|
1078
|
1333
|
1545
|
563
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Energy Solution, Ltd. | 10813 |
809 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
656 |
Samsung SDI Co., Ltd. | 6671 |
535 |
LG Chem, Ltd. | 17205 |
501 |
Sumitomo Metal Mining Co., Ltd. | 1670 |
430 |
Sumitomo Chemical Company, Limited | 8808 |
273 |
Contemporary Amperex Technology Co., Limited | 5805 |
258 |
Toyota Motor Corporation | 28582 |
251 |
Murata Manufacturing Co., Ltd. | 22355 |
209 |
Umicore | 542 |
209 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
204 |
BASF SE | 19740 |
174 |
Sanyo Electric Co., Ltd. | 3926 |
168 |
NEC Corporation | 32703 |
147 |
SK on Co., Ltd. | 1016 |
144 |
GS Yuasa International Ltd. | 1834 |
126 |
NGK Insulators, Ltd. | 4589 |
114 |
Umicore Korea Ltd. | 132 |
114 |
Samsung Electronics Co., Ltd. | 131630 |
107 |
Tanaka Chemical Corporation | 138 |
105 |
Other owners | 6007 |