Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D713745 | Coordinate measuring machine | CHIH-KUANG CHANG, Jun-Song Xu, Wen-Dong Liu | 2014-09-23 |
| D668973 | Dimension measuring apparatus with image | CHIH-KUANG CHANG, Pei-Yu Wang, Wen-Dong Liu | 2012-10-16 |
| D668974 | Dimension measuring apparatus with image | CHIH-KUANG CHANG, Sheng-Qiang Shen, Hong-Hong Jia | 2012-10-16 |