Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900584 | Mask-frame assembly for color cathode-ray tube having compensating unit | Kuen-Dong Ha, Joon-Soo Bae, Joon Goo Lee, Deok-Hyeon Choe, Gui-bae Kim +1 more | 2005-05-31 |
| 6545401 | Color selection apparatus for cathode ray tube | Kuen-Dong Ha, Kwang-Sik Lee, Duk-Hyun Choe, Hoo-Deuk Kim, Gui-bae Kim +1 more | 2003-04-08 |