Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8193775 | Hysteresis switch and electricity charging module using the same | Jun Seok Park, Ha-Ryoung Oh, Yeong-Rak Seong, Hyoung-Hwan Roh | 2012-06-05 |
| 6485953 | Enzyme capable of hydorlyzing plaque, microorganism producing the same, and a composition comprising the same | Doman Kim, Soo-Jin Heo, Su Jin Ryu | 2002-11-26 |