- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/133 - Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
Patent holdings for IPC class H01M 4/133
Total number of patents in this class: 5199
10-year publication summary
|
370
|
415
|
399
|
395
|
421
|
452
|
395
|
499
|
667
|
307
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 14258 |
420 |
| Samsung SDI Co., Ltd. | 7960 |
266 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
172 |
| Toyota Motor Corporation | 31311 |
125 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3332 |
117 |
| Murata Manufacturing Co., Ltd. | 24260 |
108 |
| Ningde Amperex Technology Limited | 1988 |
103 |
| LG Chem, Ltd. | 17538 |
99 |
| SK on Co., Ltd. | 1529 |
97 |
| Contemporary Amperex Technology Co., Limited | 6160 |
84 |
| Honeycomb Battery Company | 387 |
83 |
| Semiconductor Energy Laboratory Co., Ltd. | 11350 |
76 |
| GS Yuasa International Ltd. | 1999 |
73 |
| Sanyo Electric Co., Ltd. | 3718 |
69 |
| Samsung Electronics Co., Ltd. | 143555 |
64 |
| NEC Corporation | 35259 |
62 |
| Panasonic Energy Co., Ltd. | 882 |
53 |
| Mitsubishi Chemical Corporation | 4473 |
50 |
| Enevate Corporation | 395 |
46 |
| Zeon Corporation | 4065 |
40 |
| Other owners | 2992 |