Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7702118 | Electret condenser microphone for noise isolation and electrostatic discharge protection | Book Sung Park, Kwang Yeong Park, Seung Hun Paek | 2010-04-20 |
| 7356363 | Slide type mobile communication terminal capable of mounting memory card | Book Sung Park, Seon Gwan LEE | 2008-04-08 |