Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8014539 | Method and apparatus to control output power of a digital power amplifier optimized to a headphone and a portable audio player having the same | Zhun-woo Kim | 2011-09-06 |
| 7906356 | Method of manufacturing array substrate of horizontal electric field type transreflective liquid crystal display | Seung Jin Choi, Seong Yeol Yoo | 2011-03-15 |