Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9403207 | Spiral bevel gear forging apparatus | Can-Xun Chang, Wan-Chi Chang | 2016-08-02 |
| 8528376 | Mold set for manufacturing case and the method thereof | Ming Li, Ping-Kuo Cheng, Tai-Chang CHEN | 2013-09-10 |