Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6903501 | Electron gun assembly for cathode ray tube | — | 2005-06-07 |
| 6713964 | Electron gun for cathode ray tube | Wan-Jae Son | 2004-03-30 |
| 6163105 | Electron gun with specific grid electrodes | In Kyu Park | 2000-12-19 |