Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480583 | Method for providing information services in characters through ISDN | — | 2002-11-12 |
| 6449960 | Optical device module having heat transfer medium via phase transformation | Oh-Dal Kwon, Hyung-Seung Song, Yong-Wook Won | 2002-09-17 |