- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/02 - Electrodes composed of, or comprising, active material
Patent holdings for IPC class H01M 4/02
Total number of patents in this class: 20089
10-year publication summary
|
879
|
1087
|
1242
|
1462
|
1406
|
1581
|
1233
|
2446
|
3511
|
873
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 17267 |
2336 |
| Samsung SDI Co., Ltd. | 9627 |
1114 |
| Toyota Motor Corporation | 34313 |
789 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3911 |
644 |
| Panasonic Intellectual Property Management Co., Ltd. | 33375 |
576 |
| LG Chem, Ltd. | 17810 |
550 |
| SK on Co., Ltd. | 2032 |
383 |
| Ningde Amperex Technology Limited | 2484 |
365 |
| Murata Manufacturing Co., Ltd. | 25455 |
341 |
| Sumitomo Metal Mining Co., Ltd. | 1925 |
261 |
| Samsung Electronics Co., Ltd. | 152914 |
249 |
| GM Global Technology Operations LLC | 15722 |
234 |
| Toshiba Corporation | 12698 |
214 |
| Contemporary Amperex Technology Co., Limited | 8853 |
196 |
| Semiconductor Energy Laboratory Co., Ltd. | 11649 |
186 |
| Honeycomb Battery Company | 396 |
165 |
| Panasonic Energy Co., Ltd. | 984 |
155 |
| Umicore | 719 |
145 |
| Enevate Corporation | 420 |
142 |
| Zeon Corporation | 4114 |
141 |
| Other owners | 10903 |