- 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: 273
10-year publication summary
|
1
|
2
|
5
|
23
|
29
|
49
|
36
|
45
|
61
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Amperex Technology Co., Limited | 5573 |
58 |
| LG Energy Solution, Ltd. | 13329 |
19 |
| Ningde Amperex Technology Limited | 1896 |
10 |
| Samsung SDI Co., Ltd. | 7524 |
8 |
| LG Chem, Ltd. | 17681 |
7 |
| Toyota Motor Corporation | 30724 |
6 |
| Shanghai Energy New Materials Technology Co., Ltd. | 92 |
6 |
| Enovix Corporation | 125 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 30119 |
4 |
| Zhuhai CosMX Battery Co., Ltd. | 546 |
4 |
| Ford Global Technologies, LLC | 20196 |
3 |
| Murata Manufacturing Co., Ltd. | 23928 |
3 |
| BYD Company Limited | 4455 |
3 |
| Shenzhen Senior Technology Material Co., LTD | 62 |
3 |
| Unist (ulsan National Institute of Science and Technology) | 381 |
3 |
| Zeon Corporation | 4018 |
3 |
| Apple Inc. | 53280 |
2 |
| Toshiba Corporation | 12136 |
2 |
| Panasonic Corporation | 20286 |
2 |
| Medtronic, Inc. | 9856 |
2 |
| Other owners | 120 |