- 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: 19321
10-year publication summary
|
879
|
1087
|
1241
|
1459
|
1395
|
1527
|
1151
|
2421
|
3510
|
355
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 16587 |
2235 |
| Samsung SDI Co., Ltd. | 9181 |
1042 |
| Toyota Motor Corporation | 33893 |
765 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3886 |
634 |
| Panasonic Intellectual Property Management Co., Ltd. | 32904 |
536 |
| LG Chem, Ltd. | 17741 |
509 |
| SK on Co., Ltd. | 1913 |
345 |
| Ningde Amperex Technology Limited | 2401 |
344 |
| Murata Manufacturing Co., Ltd. | 25214 |
340 |
| Sumitomo Metal Mining Co., Ltd. | 1894 |
254 |
| Samsung Electronics Co., Ltd. | 151017 |
247 |
| GM Global Technology Operations LLC | 15564 |
219 |
| Toshiba Corporation | 12532 |
208 |
| Semiconductor Energy Laboratory Co., Ltd. | 11583 |
181 |
| Contemporary Amperex Technology Co., Limited | 8391 |
175 |
| Honeycomb Battery Company | 395 |
164 |
| Panasonic Energy Co., Ltd. | 958 |
152 |
| Zeon Corporation | 4123 |
139 |
| Enevate Corporation | 417 |
137 |
| Umicore | 696 |
136 |
| Other owners | 10559 |