- 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: 4391
10-year publication summary
|
327
|
370
|
415
|
399
|
395
|
420
|
446
|
380
|
481
|
197
|
| 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 |
317 |
| Samsung SDI Co., Ltd. | 6671 |
180 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
147 |
| Contemporary Amperex Technology Co., Limited | 5805 |
126 |
| Toyota Motor Corporation | 28582 |
121 |
| Murata Manufacturing Co., Ltd. | 22355 |
108 |
| LG Chem, Ltd. | 17205 |
98 |
| Honeycomb Battery Company | 359 |
79 |
| Sanyo Electric Co., Ltd. | 3926 |
70 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
69 |
| Ningde Amperex Technology Limited | 1512 |
64 |
| SK on Co., Ltd. | 1016 |
64 |
| Samsung Electronics Co., Ltd. | 131630 |
62 |
| NEC Corporation | 32703 |
62 |
| GS Yuasa International Ltd. | 1834 |
62 |
| Mitsubishi Chemical Corporation | 4313 |
47 |
| Panasonic Energy Co., Ltd. | 667 |
43 |
| Enevate Corporation | 368 |
41 |
| Panasonic Corporation | 20786 |
36 |
| Zeon Corporation | 3854 |
36 |
| Other owners | 2559 |