- 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: 11052
10-year publication summary
|
617
|
758
|
881
|
1090
|
1231
|
1360
|
1029
|
781
|
766
|
256
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 10813 |
1098 |
| Samsung SDI Co., Ltd. | 6671 |
463 |
| Toyota Motor Corporation | 28582 |
458 |
| LG Chem, Ltd. | 17205 |
281 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
259 |
| Murata Manufacturing Co., Ltd. | 22355 |
234 |
| Contemporary Amperex Technology Co., Limited | 5805 |
213 |
| Toshiba Corporation | 12017 |
188 |
| Samsung Electronics Co., Ltd. | 131630 |
183 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
175 |
| Honeycomb Battery Company | 359 |
140 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
107 |
| GM Global Technology Operations LLC | 13620 |
105 |
| Enevate Corporation | 368 |
99 |
| Robert Bosch GmbH | 40953 |
98 |
| Nissan Motor Co., Ltd. | 12249 |
98 |
| Zeon Corporation | 3854 |
98 |
| Umicore | 542 |
95 |
| GS Yuasa International Ltd. | 1834 |
85 |
| NEC Corporation | 32703 |
84 |
| Other owners | 6491 |