Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6033989 | Device for and method of concentrating chemical substances for semiconductor fabrication | Heoung-bin Lim, Byoung-Woo Son, Mi Kyung Lee | 2000-03-07 |
| 5900124 | Method and apparatus of concentrating chemicals for semiconductor device manufacturing | Heoung-bin Kim, Bok-Soon Ko, Byoung-Woo Son | 1999-05-04 |