Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9121558 | Louver type LED luminaire using dye-sensitized solar cell | Won-Woo Kim, Geun-Young Yun | 2015-09-01 |
| 8987756 | Diffusion type LED apparatus utilizing dye-sensitized solar cells | Won-Woo Kim, Geun-Young Yun | 2015-03-24 |