- 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: 506
10-year publication summary
|
0
|
1
|
0
|
1
|
15
|
43
|
51
|
92
|
128
|
135
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 15538 |
76 |
| Samsung SDI Co., Ltd. | 8811 |
54 |
| Zeon Corporation | 4118 |
37 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3800 |
30 |
| Ningde Amperex Technology Limited | 2269 |
22 |
| Teijin Limited | 1260 |
18 |
| SK Innovation Co., Ltd. | 1367 |
17 |
| SK IE Technology Co., Ltd. | 191 |
17 |
| Asahi Kasei Kabushiki Kaisha | 2706 |
15 |
| Hansol Chemical Co., Ltd. | 152 |
14 |
| Asahi Kasei Battery Separator Corporation | 83 |
11 |
| Toray Industries, Inc. | 7000 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 32139 |
9 |
| Mitsui Chemicals, Inc. | 3235 |
9 |
| Celgard, LLC | 319 |
9 |
| ARAKAWA Chemical Industries, Ltd. | 149 |
7 |
| LG Chem, Ltd. | 17674 |
6 |
| Arkema France | 4175 |
6 |
| Samsung Electronics Co., Ltd. | 148173 |
5 |
| Showa Denko K.K. | 2192 |
5 |
| Other owners | 129 |