- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/1393 - Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
Patent holdings for IPC class H01M 4/1393
Total number of patents in this class: 2295
10-year publication summary
|
182
|
182
|
176
|
174
|
174
|
147
|
155
|
217
|
221
|
116
|
| 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 |
191 |
| Samsung SDI Co., Ltd. | 10589 |
76 |
| Toyota Motor Corporation | 35772 |
71 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4015 |
41 |
| Semiconductor Energy Laboratory Co., Ltd. | 11821 |
38 |
| SK on Co., Ltd. | 2386 |
37 |
| Honeycomb Battery Company | 405 |
36 |
| LG Chem, Ltd. | 17921 |
35 |
| Enevate Corporation | 438 |
31 |
| Contemporary Amperex Technology Co., Limited | 9961 |
30 |
| Tesla, Inc. | 1984 |
28 |
| Zeon Corporation | 4147 |
26 |
| Samsung Electronics Co., Ltd. | 157719 |
24 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
23 |
| Hyundai Motor Company | 24653 |
21 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
21 |
| The Regents of the University of California | 20745 |
20 |
| Murata Manufacturing Co., Ltd. | 25744 |
20 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12369 |
20 |
| Showa Denko K.K. | 2069 |
19 |
| Other owners | 1487 |