- 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: 18649
10-year publication summary
|
760
|
879
|
1087
|
1241
|
1455
|
1388
|
1482
|
1096
|
2403
|
3381
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 16038 |
2148 |
| Samsung SDI Co., Ltd. | 8901 |
991 |
| Toyota Motor Corporation | 33519 |
748 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3847 |
618 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
522 |
| LG Chem, Ltd. | 17706 |
483 |
| Murata Manufacturing Co., Ltd. | 25020 |
332 |
| SK on Co., Ltd. | 1816 |
321 |
| Ningde Amperex Technology Limited | 2321 |
314 |
| Samsung Electronics Co., Ltd. | 149198 |
246 |
| Sumitomo Metal Mining Co., Ltd. | 1794 |
207 |
| Toshiba Corporation | 12547 |
205 |
| GM Global Technology Operations LLC | 15401 |
201 |
| Semiconductor Energy Laboratory Co., Ltd. | 11537 |
178 |
| Honeycomb Battery Company | 393 |
163 |
| Panasonic Energy Co., Ltd. | 955 |
150 |
| Enevate Corporation | 414 |
137 |
| Contemporary Amperex Technology Co., Limited | 7794 |
133 |
| Zeon Corporation | 4116 |
133 |
| Umicore | 684 |
132 |
| Other owners | 10287 |