Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916061 | Apparatus and method for sigma-delta analog to digital conversion | Youngcheol Chae, Jimin Cheon, Gunhee Han, Seog Heon Ham | 2011-03-29 |
| 7878296 | Speaker embodying a stereo sound | — | 2011-02-01 |