- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/40 - SeparatorsMembranesDiaphragmsSpacing elements inside cells
Patent holdings for IPC class H01M 50/40
Total number of patents in this class: 332
10-year publication summary
|
1
|
5
|
23
|
28
|
51
|
40
|
48
|
62
|
35
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Amperex Technology Co., Limited | 8931 |
64 |
| LG Energy Solution, Ltd. | 17466 |
23 |
| Ningde Amperex Technology Limited | 2500 |
13 |
| Samsung SDI Co., Ltd. | 9793 |
12 |
| LG Chem, Ltd. | 17813 |
9 |
| Shanghai Energy New Materials Technology Co., Ltd. | 107 |
7 |
| Toyota Motor Corporation | 34545 |
6 |
| Enovix Corporation | 168 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
4 |
| BYD Company Limited | 6196 |
4 |
| Zhuhai CosMX Battery Co., Ltd. | 679 |
4 |
| Sinoma Lithium Battery Separator Co., Ltd. | 29 |
4 |
| Ford Global Technologies, LLC | 21263 |
3 |
| Murata Manufacturing Co., Ltd. | 25506 |
3 |
| Hollingsworth & Vose Company | 298 |
3 |
| Shenzhen Senior Technology Material Co., LTD | 90 |
3 |
| Unist (ulsan National Institute of Science and Technology) | 415 |
3 |
| Zeon Corporation | 4114 |
3 |
| Svolt Energy Technology Company Limited | 461 |
3 |
| Panasonic Energy Co., Ltd. | 986 |
3 |
| Other owners | 153 |