Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522059 | Electron gun for color cathode ray tube | Duk-sung Park, Sang Kyun Kim, Bong-Wook Jung | 2003-02-18 |
| 6456080 | Cathode ray tube | Sang Kyun Kim, Duk-sung Park, Bong-Wook Jung | 2002-09-24 |
| 5723946 | Plane optical source device | Deuk-il Park | 1998-03-03 |
| 5592047 | Flat glow discharge lamp | Duk-il Park | 1997-01-07 |