- 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: 1224
10-year publication summary
|
32
|
66
|
56
|
83
|
91
|
75
|
99
|
108
|
57
|
25
|
| 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 | 9051 |
51 |
| LG Energy Solution, Ltd. | 17651 |
51 |
| LG Chem, Ltd. | 17840 |
48 |
| Ningde Amperex Technology Limited | 2529 |
44 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
41 |
| Samsung SDI Co., Ltd. | 9902 |
37 |
| Murata Manufacturing Co., Ltd. | 25552 |
33 |
| Toyota Motor Corporation | 34698 |
30 |
| 24M Technologies, Inc. | 300 |
23 |
| Semiconductor Energy Laboratory Co., Ltd. | 11688 |
22 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3932 |
17 |
| Nissan Motor Co., Ltd. | 12778 |
16 |
| The Furukawa Electric Co., Ltd. | 3701 |
16 |
| GS Yuasa International Ltd. | 2218 |
15 |
| Sakuu Corporation | 88 |
13 |
| GM Global Technology Operations LLC | 15848 |
12 |
| NGK Insulators, Ltd. | 5206 |
12 |
| BYD Company Limited | 6250 |
12 |
| Sanyo Electric Co., Ltd. | 3530 |
11 |
| Showa Denko K.K. | 2098 |
11 |
| Other owners | 709 |