- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
Patent holdings for IPC class H01M 4/1391
Total number of patents in this class: 2535
10-year publication summary
|
176
|
228
|
217
|
228
|
245
|
219
|
205
|
227
|
209
|
71
|
| 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 |
211 |
| Toyota Motor Corporation | 28582 |
106 |
| Samsung SDI Co., Ltd. | 6671 |
73 |
| LG Chem, Ltd. | 17205 |
60 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
52 |
| BASF SE | 19740 |
48 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
44 |
| Samsung Electronics Co., Ltd. | 131630 |
40 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
38 |
| Murata Manufacturing Co., Ltd. | 22355 |
29 |
| Umicore | 542 |
28 |
| Toshiba Corporation | 12017 |
27 |
| I-ten | 105 |
27 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
26 |
| Nichia Corporation | 3394 |
23 |
| SK on Co., Ltd. | 1016 |
23 |
| The Regents of the University of California | 18943 |
22 |
| Robert Bosch GmbH | 40953 |
22 |
| Zeon Corporation | 3854 |
22 |
| Tsinghua University | 5426 |
21 |
| Other owners | 1593 |