Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10658529 | Solar cell and manufacturing method thereof | Kwangsun Ji, Seungjik LEE | 2020-05-19 |
| 10600926 | Solar cell and method of manufacturing the same | Kwangsun Ji | 2020-03-24 |
| 10573770 | Solar cell and method of manufacturing the same | Sunho Kim, Heonmin Lee, Kwangsun Ji, Youngjoo Eo, Junghoon Choi | 2020-02-25 |