Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806636 | Flat CRT with improved coating | Sung Ho Park | 2004-10-19 |
| 6310344 | Wire type corona charger for electrophotographical manufacturing of CRTs | Dong Ky Shin, Hyo Sup Lee, Sang Youl Yoon, Sang Bong Kwon, Myung Hwan Oh +4 more | 2001-10-30 |