Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820513 | Reverse gear device of a combined variable transmission system | Jui-Chi Wu | 2004-11-23 |
| 6616565 | Differential gear designed for use in light-duty motor vehicles | Hsueh-Mi Chang | 2003-09-09 |