Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8809104 | Dye-sensitized solar cell and method of fabricating the same | Ho-Gyeong YUN, Man-Gu Kang, Seung Yup Lee, Hunkyun Pak, Jong Hyeok Park +1 more | 2014-08-19 |
| 8474084 | System for cleaning surface of solar cell panel | Hunkyun Pak, Ho-Gyeong YUN, Jong Hyeok Park, Seung Yup Lee, Man-Gu Kang +2 more | 2013-07-02 |