Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5781696 | Speed-variable audio play-back apparatus | Yeon-Jun Kim, Jum-han Bae | 1998-07-14 |
YO
Yung Hwan Oh
Overall (All Time): #3,690,434 of 4,157,543Top 90%
1
Patents All Time