Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9325006 | Method for preparing positive active material for lithium ion secondary battery, positive active material prepared thereby, and lithium ion secondary battery including the same | Yun Ju Cho, Pil-Sang Yun, Mi-Sun Lee | 2016-04-26 |
| 8715858 | Method for preparing lithium manganese oxide positive active material for lithium ion secondary battery, positive active material prepared thereby, and lithium ion secondary battery including the same | Sung Nim Jo, Mi-Sun Lee | 2014-05-06 |