Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974970 | Cathode active material for lithium secondary battery | Sung Kyun Chang, Hong-Kyu Park, Sinyoung Park, Hyo Shik KIL | 2015-03-10 |
| 8790832 | Cathode active material for lithium secondary battery | Sung Kyun Chang, Hong-Kyu Park, Sinyoung Park, Hyo Shik KIL | 2014-07-29 |
| 8440354 | Cathode active material for lithium secondary battery | Sung Kyun Chang, Hong-Kyu Park, Sinyoung Park, Hyo Shik KIL | 2013-05-14 |