Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6188449 | Semiwide-screen television receiver | Chang-wan Hong, Sung-pyo HONG | 2001-02-13 |
CY
Chel-Woon Youn
Overall (All Time): #3,572,407 of 4,157,543Top 90%
1
Patents All Time