- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/443 - Particulate material
Patent holdings for IPC class H01M 50/443
Total number of patents in this class: 364
10-year publication summary
|
0
|
0
|
0
|
0
|
4
|
12
|
57
|
94
|
118
|
55
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 10813 |
49 |
| Zeon Corporation | 3854 |
48 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
27 |
| Teijin Limited | 1216 |
19 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
16 |
| Samsung SDI Co., Ltd. | 6671 |
14 |
| Toray Industries, Inc. | 6652 |
14 |
| GS Yuasa International Ltd. | 1834 |
10 |
| Ningde Amperex Technology Limited | 1512 |
8 |
| Panasonic Energy Co., Ltd. | 667 |
8 |
| Mitsui Chemicals, Inc. | 3134 |
6 |
| Contemporary Amperex Technology Co., Limited | 5805 |
6 |
| Murata Manufacturing Co., Ltd. | 22355 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Ricoh Company, Ltd. | 13266 |
4 |
| Sanyo Electric Co., Ltd. | 3926 |
4 |
| ARAKAWA Chemical Industries, Ltd. | 145 |
3 |
| Celgard, LLC | 273 |
3 |
| SK Innovation Co., Ltd. | 1015 |
3 |
| SK IE Technology Co., Ltd. | 152 |
3 |
| Other owners | 110 |