Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812627 | Cathode ray tube having mask assembly for displaying clearer images | Jun-Jong Lee, Hyang-Jin Ko, Jong-Han Lee | 2004-11-02 |
| 6741022 | Shrinkage band and cathode ray tube comprising the same | Jong-Han Lee, Hyang-Jin Ko, Young-Bin Im | 2004-05-25 |