Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756725 | Cathode ray tube with tension mask | Do-Hun Pyun, Jun-Kyo In, Won Ho Kim | 2004-06-29 |
| 6624557 | Cathode-ray tube with reduced moiré effect and a particular ratio of scanning pitches to aperture pitches | Do-Hun Pyen, Jong-Heon Kim | 2003-09-23 |