- 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: 878
10-year publication summary
|
1
|
6
|
16
|
50
|
83
|
94
|
113
|
117
|
155
|
158
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 15482 |
110 |
| Samsung SDI Co., Ltd. | 8740 |
36 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
29 |
| SK Innovation Co., Ltd. | 1365 |
24 |
| LG Chem, Ltd. | 17680 |
23 |
| NGK Insulators, Ltd. | 5115 |
23 |
| SK IE Technology Co., Ltd. | 191 |
23 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3791 |
22 |
| Samsung Electronics Co., Ltd. | 148077 |
21 |
| 24M Technologies, Inc. | 275 |
17 |
| Daramic, LLC | 219 |
17 |
| Celgard, LLC | 317 |
16 |
| GM Global Technology Operations LLC | 15220 |
13 |
| Asahi Kasei Kabushiki Kaisha | 2705 |
13 |
| Contemporary Amperex Technology Co., Limited | 7296 |
13 |
| Ningde Amperex Technology Limited | 2261 |
11 |
| Toyota Motor Corporation | 33077 |
10 |
| Pacific Industrial Development Corporation | 81 |
10 |
| Quantumscape Battery, Inc. | 196 |
10 |
| Massachusetts Institute of Technology | 10121 |
8 |
| Other owners | 429 |