Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8499793 | Valve unit and reaction apparatus having the same | Jong-myeon Park, Jeong-gun Lee, Beom Seok Lee, Sung Woo Hong | 2013-08-06 |
| 7926514 | Valve unit and reaction apparatus having the same | Jong-myeon Park, Jeong-gun Lee, Beom Seok Lee, Sung Woo Hong | 2011-04-19 |