- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/431 - Inorganic material
Patent holdings for IPC class H01M 50/431
Total number of patents in this class: 1045
10-year publication summary
|
6
|
16
|
52
|
83
|
97
|
117
|
124
|
159
|
196
|
110
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 19396 |
142 |
| Samsung SDI Co., Ltd. | 10782 |
52 |
| LG Chem, Ltd. | 17967 |
30 |
| Panasonic Intellectual Property Management Co., Ltd. | 34403 |
29 |
| SK Innovation Co., Ltd. | 1494 |
29 |
| SK IE Technology Co., Ltd. | 199 |
28 |
| NGK Insulators, Ltd. | 5172 |
24 |
| Samsung Electronics Co., Ltd. | 158842 |
22 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4036 |
22 |
| 24M Technologies, Inc. | 303 |
21 |
| Contemporary Amperex Technology Co., Limited | 10352 |
20 |
| Celgard, LLC | 312 |
18 |
| Daramic, LLC | 221 |
17 |
| Ningde Amperex Technology Limited | 2781 |
17 |
| GM Global Technology Operations LLC | 16219 |
15 |
| Asahi Kasei Kabushiki Kaisha | 2854 |
13 |
| Quantumscape Battery, Inc. | 224 |
13 |
| Toyota Motor Corporation | 36092 |
12 |
| Pacific Industrial Development Corporation | 86 |
10 |
| Zeon Corporation | 4169 |
10 |
| Other owners | 501 |