Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374819 | Optical head having a beam cutting mirror with a total absorption surface | Chul-woo Lee | 1994-12-20 |
| 5363353 | Magneto-optical disk drive having multiple electromagnet elements | Ick-hyoung Yoo, Chul-woo Lee | 1994-11-08 |