- 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: 11646
10-year publication summary
|
669
|
753
|
824
|
886
|
994
|
1029
|
1148
|
1536
|
1782
|
545
|
| 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 |
1214 |
| Toyota Motor Corporation | 28582 |
422 |
| LG Chem, Ltd. | 17205 |
414 |
| Samsung SDI Co., Ltd. | 6671 |
249 |
| Contemporary Amperex Technology Co., Limited | 5805 |
241 |
| GM Global Technology Operations LLC | 13620 |
175 |
| Enevate Corporation | 368 |
168 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
155 |
| SK on Co., Ltd. | 1016 |
138 |
| Zeon Corporation | 3854 |
135 |
| Samsung Electronics Co., Ltd. | 131630 |
129 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
125 |
| Murata Manufacturing Co., Ltd. | 22355 |
105 |
| Applied Materials, Inc. | 16587 |
102 |
| Robert Bosch GmbH | 40953 |
100 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
100 |
| Hyundai Motor Company | 19021 |
98 |
| Honeycomb Battery Company | 359 |
86 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
85 |
| Prime Planet Energy & Solutions, Inc. | 559 |
81 |
| Other owners | 7324 |