- 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: 301
10-year publication summary
|
0
|
2
|
5
|
15
|
34
|
43
|
47
|
49
|
62
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 18906 |
19 |
| NGK Insulators, Ltd. | 5236 |
18 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4015 |
10 |
| Contemporary Amperex Technology Co., Limited | 9961 |
8 |
| Celgard, LLC | 311 |
6 |
| Enovix Corporation | 178 |
6 |
| LG Chem, Ltd. | 17921 |
5 |
| Massachusetts Institute of Technology | 10251 |
5 |
| Global Graphene Group, Inc. | 248 |
5 |
| Honeycomb Battery Company | 405 |
5 |
| Apple Inc. | 58742 |
4 |
| Toyota Motor Corporation | 35772 |
4 |
| GM Global Technology Operations LLC | 16124 |
4 |
| 24M Technologies, Inc. | 301 |
4 |
| Daramic, LLC | 221 |
4 |
| Ningde Amperex Technology Limited | 2682 |
4 |
| PolyPlus Battery Company | 96 |
4 |
| Zhuhai CosMX Battery Co., Ltd. | 723 |
4 |
| Elevated Materials US LLC | 124 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
3 |
| Other owners | 175 |