- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/64 - Carriers or collectors
Patent holdings for IPC class H01M 4/64
Total number of patents in this class: 1249
10-year publication summary
|
32
|
66
|
56
|
83
|
91
|
75
|
99
|
108
|
58
|
46
|
| 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 | 9937 |
54 |
| LG Energy Solution, Ltd. | 18838 |
53 |
| LG Chem, Ltd. | 17921 |
49 |
| Ningde Amperex Technology Limited | 2661 |
48 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
41 |
| Samsung SDI Co., Ltd. | 10556 |
38 |
| Murata Manufacturing Co., Ltd. | 25722 |
33 |
| Toyota Motor Corporation | 35680 |
30 |
| 24M Technologies, Inc. | 300 |
23 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
22 |
| Nissan Motor Co., Ltd. | 12947 |
17 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4015 |
17 |
| The Furukawa Electric Co., Ltd. | 3701 |
16 |
| GS Yuasa International Ltd. | 2246 |
16 |
| Sakuu Corporation | 90 |
13 |
| GM Global Technology Operations LLC | 16106 |
12 |
| NGK Insulators, Ltd. | 5232 |
12 |
| BYD Company Limited | 6463 |
12 |
| Sanyo Electric Co., Ltd. | 3410 |
11 |
| Showa Denko K.K. | 2072 |
11 |
| Other owners | 721 |