- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/497 - Ionic conductivity
Patent holdings for IPC class H01M 50/497
Total number of patents in this class: 226
10-year publication summary
|
1
|
0
|
2
|
3
|
15
|
33
|
42
|
47
|
47
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4943 |
18 |
| LG Energy Solution, Ltd. | 14693 |
13 |
| Massachusetts Institute of Technology | 10024 |
5 |
| Celgard, LLC | 308 |
5 |
| Global Graphene Group, Inc. | 247 |
5 |
| Apple Inc. | 54577 |
4 |
| 24M Technologies, Inc. | 258 |
4 |
| Enovix Corporation | 138 |
4 |
| PolyPlus Battery Company | 97 |
4 |
| Zhuhai CosMX Battery Co., Ltd. | 599 |
4 |
| Elevated Materials US LLC | 115 |
4 |
| Toyota Motor Corporation | 31693 |
3 |
| Uop LLC | 4240 |
3 |
| The Regents of the University of Michigan | 4675 |
3 |
| Toray Industries, Inc. | 6918 |
3 |
| Georgia Tech Research Corporation | 2720 |
3 |
| BYD Company Limited | 4847 |
3 |
| Carnegie Mellon University | 1525 |
3 |
| Contemporary Amperex Technology Co., Limited | 6373 |
3 |
| Cornell University | 3291 |
3 |
| Other owners | 129 |