- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
Patent holdings for IPC class H01M 4/131
Total number of patents in this class: 6243
10-year publication summary
|
486
|
525
|
529
|
548
|
591
|
582
|
576
|
491
|
609
|
209
|
| 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 |
525 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
287 |
| Samsung SDI Co., Ltd. | 6671 |
258 |
| LG Chem, Ltd. | 17205 |
217 |
| Toyota Motor Corporation | 28582 |
207 |
| Toshiba Corporation | 12017 |
165 |
| Murata Manufacturing Co., Ltd. | 22355 |
161 |
| NGK Insulators, Ltd. | 4589 |
115 |
| Contemporary Amperex Technology Co., Limited | 5805 |
97 |
| Samsung Electronics Co., Ltd. | 131630 |
94 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
94 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
88 |
| Sanyo Electric Co., Ltd. | 3926 |
72 |
| Umicore | 542 |
72 |
| BASF SE | 19740 |
65 |
| Sumitomo Chemical Company, Limited | 8808 |
65 |
| Panasonic Energy Co., Ltd. | 667 |
62 |
| Ningde Amperex Technology Limited | 1512 |
60 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
60 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
60 |
| Other owners | 3419 |