- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/04 - Processes of manufacture in general
Patent holdings for IPC class H01M 4/04
Total number of patents in this class: 14880
10-year publication summary
|
736
|
811
|
873
|
978
|
1017
|
1136
|
1517
|
1786
|
1788
|
1790
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 15632 |
1733 |
| Toyota Motor Corporation | 33246 |
495 |
| LG Chem, Ltd. | 17686 |
445 |
| Samsung SDI Co., Ltd. | 8935 |
418 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3819 |
299 |
| GM Global Technology Operations LLC | 15281 |
261 |
| SK on Co., Ltd. | 1760 |
211 |
| Panasonic Intellectual Property Management Co., Ltd. | 32219 |
203 |
| Enevate Corporation | 408 |
186 |
| Contemporary Amperex Technology Co., Limited | 7474 |
162 |
| Hyundai Motor Company | 22610 |
148 |
| Zeon Corporation | 4118 |
143 |
| Samsung Electronics Co., Ltd. | 148584 |
139 |
| Semiconductor Energy Laboratory Co., Ltd. | 11507 |
137 |
| Kia Corporation | 10331 |
112 |
| Murata Manufacturing Co., Ltd. | 24907 |
110 |
| Robert Bosch GmbH | 42941 |
103 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12702 |
100 |
| Honeycomb Battery Company | 392 |
95 |
| Prime Planet Energy & Solutions, Inc. | 830 |
94 |
| Other owners | 9286 |