- 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: 22151
10-year publication summary
|
882
|
1092
|
1249
|
1472
|
1435
|
1676
|
1490
|
2533
|
3631
|
2487
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 18906 |
2635 |
| Samsung SDI Co., Ltd. | 10589 |
1335 |
| Toyota Motor Corporation | 35772 |
893 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4015 |
673 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
647 |
| LG Chem, Ltd. | 17921 |
625 |
| SK on Co., Ltd. | 2386 |
460 |
| Ningde Amperex Technology Limited | 2682 |
426 |
| Murata Manufacturing Co., Ltd. | 25744 |
359 |
| Sumitomo Metal Mining Co., Ltd. | 1974 |
273 |
| Samsung Electronics Co., Ltd. | 157719 |
258 |
| GM Global Technology Operations LLC | 16124 |
255 |
| Contemporary Amperex Technology Co., Limited | 9961 |
238 |
| Toshiba Corporation | 12560 |
215 |
| Semiconductor Energy Laboratory Co., Ltd. | 11821 |
200 |
| Panasonic Energy Co., Ltd. | 1039 |
177 |
| Honeycomb Battery Company | 405 |
172 |
| Hyundai Motor Company | 24653 |
161 |
| POSCO Holdings Inc. | 678 |
155 |
| Umicore | 775 |
154 |
| Other owners | 11840 |