Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879756 | Voice film of multi-layered structure for flat type speaker | — | 2014-11-04 |
| 8040630 | Method and apparatus for estimating touchdown of a slider in a hard disk drive | Sang-hoon Chu | 2011-10-18 |
| 7826162 | Apparatus and method for sensing an external magnetic field to protect a perpendicular magnetic recording (PMR) hard disk drive | — | 2010-11-02 |