- 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: 5381
10-year publication summary
|
370
|
415
|
399
|
395
|
421
|
452
|
399
|
499
|
665
|
465
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 15055 |
430 |
| Samsung SDI Co., Ltd. | 8330 |
275 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
178 |
| Toyota Motor Corporation | 32231 |
128 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3576 |
125 |
| Ningde Amperex Technology Limited | 2124 |
114 |
| SK on Co., Ltd. | 1644 |
111 |
| Murata Manufacturing Co., Ltd. | 24542 |
110 |
| Contemporary Amperex Technology Co., Limited | 6643 |
105 |
| LG Chem, Ltd. | 17638 |
101 |
| Honeycomb Battery Company | 388 |
83 |
| Semiconductor Energy Laboratory Co., Ltd. | 11416 |
81 |
| GS Yuasa International Ltd. | 2034 |
74 |
| Sanyo Electric Co., Ltd. | 3684 |
69 |
| Samsung Electronics Co., Ltd. | 146346 |
67 |
| NEC Corporation | 35687 |
62 |
| Panasonic Energy Co., Ltd. | 924 |
54 |
| Mitsubishi Chemical Corporation | 4514 |
50 |
| Enevate Corporation | 399 |
47 |
| Zeon Corporation | 4079 |
40 |
| Other owners | 3077 |