Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407489 | Shadow mask for cathode ray tube | — | 2002-06-18 |
| 6342757 | Cathode ray tube for multimedia | Hyun Jung Shin, Bum-choon Seo | 2002-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407489 | Shadow mask for cathode ray tube | — | 2002-06-18 |
| 6342757 | Cathode ray tube for multimedia | Hyun Jung Shin, Bum-choon Seo | 2002-01-29 |