- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/42 - Acrylic resins
Patent holdings for IPC class H01M 50/42
Total number of patents in this class: 461
10-year publication summary
|
0
|
1
|
0
|
1
|
15
|
42
|
49
|
93
|
129
|
100
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 14890 |
72 |
| Samsung SDI Co., Ltd. | 8230 |
47 |
| Zeon Corporation | 4080 |
36 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3502 |
26 |
| Ningde Amperex Technology Limited | 2097 |
20 |
| SK Innovation Co., Ltd. | 1336 |
17 |
| SK IE Technology Co., Ltd. | 187 |
17 |
| Asahi Kasei Kabushiki Kaisha | 2660 |
14 |
| Hansol Chemical Co., Ltd. | 146 |
13 |
| Teijin Limited | 1243 |
13 |
| Toray Industries, Inc. | 6935 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 31273 |
8 |
| Mitsui Chemicals, Inc. | 3220 |
8 |
| Celgard, LLC | 310 |
8 |
| Asahi Kasei Battery Separator Corporation | 77 |
8 |
| ARAKAWA Chemical Industries, Ltd. | 151 |
7 |
| Samsung Electronics Co., Ltd. | 145630 |
5 |
| LG Chem, Ltd. | 17615 |
5 |
| Showa Denko K.K. | 2246 |
5 |
| Arkema France | 4102 |
5 |
| Other owners | 117 |