Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341244 | Zoom lens system | — | 1994-08-23 |
| 5287293 | Method and apparatus for inspecting the contours of a gear | Hsien-Yei Chen, Chung-Mu Hwang, Jung-Lung Chang, Ruey-Yang Wang, Jyh-Jye Jeng | 1994-02-15 |