Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8320587 | Audio device and volume adjusting circuit for the audio device | LUNG DAI | 2012-11-27 |
| 8253342 | Light emitting diode illumination system | Chin-Long Ku, HUAI-QING ZHENG | 2012-08-28 |
| 8077875 | Audio device | CHUN-LUNG HUNG, Kun Wu Huang, De-An Zhang | 2011-12-13 |
| 8073161 | Audio apparatus | CHUN-LUNG HUNG, De-An Zhang, Wen-Ming Chen, Kun Wu Huang, Jie Liu | 2011-12-06 |