Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8892427 | Method and an apparatus for processing an audio signal | Hyen-O Oh, Hong Goo Kang, Chang Heon Lee | 2014-11-18 |
| 7991621 | Method and an apparatus for processing a signal | Hyen-O Oh, Chang Heon Lee, Yang Won Jung, Hong Goo Kang | 2011-08-02 |