- 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: 2209
10-year publication summary
|
174
|
180
|
175
|
171
|
170
|
143
|
143
|
207
|
204
|
42
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 17082 |
183 |
| Toyota Motor Corporation | 34148 |
71 |
| Samsung SDI Co., Ltd. | 9481 |
66 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3896 |
41 |
| Semiconductor Energy Laboratory Co., Ltd. | 11631 |
38 |
| Honeycomb Battery Company | 396 |
36 |
| LG Chem, Ltd. | 17778 |
35 |
| Enevate Corporation | 420 |
32 |
| SK on Co., Ltd. | 1991 |
32 |
| Tesla, Inc. | 1846 |
27 |
| Contemporary Amperex Technology Co., Limited | 8705 |
26 |
| Zeon Corporation | 4127 |
26 |
| Samsung Electronics Co., Ltd. | 152304 |
24 |
| Panasonic Intellectual Property Management Co., Ltd. | 33168 |
23 |
| Asahi Kasei Kabushiki Kaisha | 2750 |
21 |
| The Regents of the University of California | 20447 |
20 |
| Murata Manufacturing Co., Ltd. | 25334 |
20 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12570 |
20 |
| Showa Denko K.K. | 2126 |
19 |
| GM Global Technology Operations LLC | 15666 |
18 |
| Other owners | 1431 |