Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7199512 | Color cathode ray tube | Sang Yoon Park, Jong Eon Choi | 2007-04-03 |
| 7187113 | Color cathode ray tube correcting beam landing errors | Sang Yoon Park, Jong Eon Choi | 2007-03-06 |
| 7105995 | Color cathode ray tube | Sang Yoon Park, Jong Eon Choi | 2006-09-12 |