- 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: 17382
10-year publication summary
|
760
|
879
|
1086
|
1238
|
1446
|
1355
|
1349
|
1001
|
2379
|
2524
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 15119 |
1983 |
| Samsung SDI Co., Ltd. | 8385 |
836 |
| Toyota Motor Corporation | 32450 |
713 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3621 |
552 |
| Panasonic Intellectual Property Management Co., Ltd. | 31562 |
500 |
| LG Chem, Ltd. | 17635 |
452 |
| Murata Manufacturing Co., Ltd. | 24603 |
316 |
| SK on Co., Ltd. | 1663 |
285 |
| Ningde Amperex Technology Limited | 2137 |
273 |
| Samsung Electronics Co., Ltd. | 146811 |
235 |
| Toshiba Corporation | 12367 |
209 |
| Sumitomo Metal Mining Co., Ltd. | 1778 |
203 |
| GM Global Technology Operations LLC | 15095 |
178 |
| Semiconductor Energy Laboratory Co., Ltd. | 11428 |
162 |
| Honeycomb Battery Company | 388 |
158 |
| Panasonic Energy Co., Ltd. | 928 |
146 |
| Enevate Corporation | 399 |
132 |
| Umicore | 649 |
128 |
| Zeon Corporation | 4079 |
127 |
| GS Yuasa International Ltd. | 2048 |
116 |
| Other owners | 9678 |