Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653210 | Method and apparatus for cutting a non-metallic substrate using a laser beam | Dae-Ho Choo, Hyung-Woo Nam | 2003-11-25 |
| 6541730 | Method and apparatus for cutting a non-metal substrate by using a laser beam | Hyung-Woo Nam, Dae-Ho Choo | 2003-04-01 |