Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6698054 | Method for fabricating high-purity silica glass using sol-gel processing | Jeong-Hyun Oh | 2004-03-02 |
| 6508082 | Method for fabricating high-purity silica glass using sol-gel processing | Jeong-Hyun Oh | 2003-01-21 |
| 6033989 | Device for and method of concentrating chemical substances for semiconductor fabrication | Yong-woo Her, Heoung-bin Lim, Byoung-Woo Son | 2000-03-07 |