Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9300167 | Circulating charging/discharging device for an electric vehicle | Huang-Chiang Hung, An-Ying Hung | 2016-03-29 |
| 7388960 | Multimedia speaker headphone | Ching-Chang Kuo | 2008-06-17 |