- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/431 - Inorganic material
Patent holdings for IPC class H01M 50/431
Total number of patents in this class: 527
10-year publication summary
|
1
|
1
|
6
|
16
|
49
|
78
|
85
|
108
|
114
|
25
|
| 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 |
61 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
19 |
| Samsung Electronics Co., Ltd. | 131630 |
17 |
| Samsung SDI Co., Ltd. | 6671 |
15 |
| NGK Insulators, Ltd. | 4589 |
15 |
| Daramic, LLC | 207 |
14 |
| Contemporary Amperex Technology Co., Limited | 5805 |
13 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
12 |
| SK Innovation Co., Ltd. | 1015 |
12 |
| SK IE Technology Co., Ltd. | 152 |
11 |
| Celgard, LLC | 273 |
10 |
| LG Chem, Ltd. | 17205 |
7 |
| Ningde Amperex Technology Limited | 1512 |
7 |
| Pacific Industrial Development Corporation | 65 |
7 |
| Sion Power Corporation | 286 |
7 |
| Quantumscape Battery, Inc. | 168 |
7 |
| GM Global Technology Operations LLC | 13620 |
6 |
| Massachusetts Institute of Technology | 9795 |
6 |
| Toray Industries, Inc. | 6652 |
6 |
| Johns Manville | 980 |
6 |
| Other owners | 269 |