Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468961 | Clutch device for a needle bar of a sewing machine | Shui-Chun Tseng, Hsueh-Hua Liu | 2013-06-25 |
| 7291813 | Controller for electric article for human body | Chin-Ta Ko | 2007-11-06 |