- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/46 - Alloys based on magnesium or aluminium
Patent holdings for IPC class H01M 4/46
Total number of patents in this class: 662
10-year publication summary
|
36
|
46
|
54
|
44
|
61
|
51
|
64
|
44
|
56
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24409 |
29 |
| Sumitomo Chemical Company, Limited | 9027 |
28 |
| Massachusetts Institute of Technology | 10024 |
26 |
| Toyota Motor Corporation | 31693 |
24 |
| LG Energy Solution, Ltd. | 14693 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 31084 |
17 |
| Georgia Tech Research Corporation | 2720 |
16 |
| Nippon Telegraph and Telephone Corporation | 17228 |
13 |
| Honeycomb Battery Company | 388 |
12 |
| Samsung SDI Co., Ltd. | 8112 |
11 |
| Samsung Electronics Co., Ltd. | 144675 |
10 |
| Semiconductor Energy Laboratory Co., Ltd. | 11381 |
10 |
| Nissan Motor Co., Ltd. | 12422 |
9 |
| Tohoku University | 2766 |
9 |
| Phinergy Ltd. | 94 |
8 |
| Sila Nanotechnologies Inc. | 167 |
8 |
| Sony Corporation | 31124 |
6 |
| Sanyo Electric Co., Ltd. | 3704 |
6 |
| The Furukawa Battery Co., Ltd. | 174 |
5 |
| MAHLE International GmbH | 2759 |
5 |
| Other owners | 389 |