- 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: 21136
10-year publication summary
|
882
|
1092
|
1248
|
1469
|
1426
|
1649
|
1406
|
2502
|
3626
|
1708
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 18004 |
2462 |
| Samsung SDI Co., Ltd. | 10194 |
1260 |
| Toyota Motor Corporation | 34999 |
835 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3958 |
665 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
602 |
| LG Chem, Ltd. | 17883 |
595 |
| SK on Co., Ltd. | 2195 |
426 |
| Ningde Amperex Technology Limited | 2556 |
391 |
| Murata Manufacturing Co., Ltd. | 25590 |
351 |
| Sumitomo Metal Mining Co., Ltd. | 1945 |
266 |
| Samsung Electronics Co., Ltd. | 155224 |
253 |
| GM Global Technology Operations LLC | 15941 |
240 |
| Contemporary Amperex Technology Co., Limited | 9293 |
217 |
| Toshiba Corporation | 12687 |
214 |
| Semiconductor Energy Laboratory Co., Ltd. | 11705 |
195 |
| Honeycomb Battery Company | 401 |
168 |
| Panasonic Energy Co., Ltd. | 996 |
162 |
| Umicore | 734 |
149 |
| Hyundai Motor Company | 24105 |
147 |
| Enevate Corporation | 424 |
146 |
| Other owners | 11392 |