Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11183685 | Method for preparing positive electrode active material precursor for lithium secondary battery | Sang Soon Choi, Hyun Ah Park | 2021-11-23 |
| 10892471 | Methods of preparing positive electrode active material precursor for lithium secondary battery and positive electrode active material | Sang Soon Choi, Hyun Ah Park | 2021-01-12 |