Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10491140 | Piezo ceramic planar motor and driving method thereof | Junbin Zhang | 2019-11-26 |
| 10218292 | Active positioning encoder and operating method therefor | Junbin Zhang, Zonghao Chen, Jian Gao | 2019-02-26 |
| 6788210 | Method and apparatus for three dimensional surface contouring and ranging using a digital video projection system | Qingying Hu, Fu-Pen Chiang | 2004-09-07 |
| 6438272 | Method and apparatus for three dimensional surface contouring using a digital video projection system | Fu-Pen Chiang | 2002-08-20 |
| 6399937 | Computer based semi-automatic focusing and assembly apparatus and method | Imin Kao | 2002-06-04 |
| 5900938 | Laser measurement system for rapid calibration of machine tools | — | 1999-05-04 |
| 5418611 | Multi-degree-of-freedom geometric error measurement system | Jun Ni | 1995-05-23 |
| 5220397 | Method and apparatus for angle measurement based on the internal reflection effect | Satoshi Kiyono | 1993-06-15 |