Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733144 | Shock protectors for micro-mechanical systems | — | 2004-05-11 |
| 6545846 | Piezoelectric controlled mechanism for minute movement of a magnetic head | Wonshik Chee, Pyongwon Yim | 2003-04-08 |
| 6445520 | Method for detecting mechanical damage in a parking zone of a hard disk drive | Wonchoul Yang, Kangseok Lee | 2002-09-03 |