Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11554506 | Device and method for measuring repeated positioning precision of robotic arm | Li-Chung Liu | 2023-01-17 |
| 11442427 | Multiaxis machining device and compensation method thereof | Li-Chung Liu | 2022-09-13 |
| 10670877 | Method of precisely comparing and positioning speckle patterns | Wei-Kuo Chang, Li-Chung Liu | 2020-06-02 |
| 10632622 | Error compensation device and error compensation method | Wei-Guo Chang, Li-Chung Liu | 2020-04-28 |
| 10189133 | Measurement, calibration and compensation system and method for machine tool | Wei-Guo Chang, Li-Chung Liu | 2019-01-29 |
| 9773190 | Precision calibration method for high-precise rotary encoder | Guang-Sheen Liu, Chin-Der Hwang, Wei-Guo Chang, Chih-Ming Liao | 2017-09-26 |
| 9671218 | Device and method of quick subpixel absolute positioning | Wei-Guo Chang, Chin-Der Hwang, Guang-Sheen Liu, Wen-Jen Lin, Ping-Ya Ko | 2017-06-06 |
| 9574915 | Precision calibration method for high-precise rotary encoder | Wei-Kuo Chang | 2017-02-21 |
| 8605294 | Actuating apparatus, actuating system and method for actuating a working stage to move relative to a platform with high-precision positioning capability | Chin-Der Hwang, Chih-Ming Liao, Ting-Wei Chiang, Wei-Guo Chang, Wen-Cheng Huang | 2013-12-10 |
| 8144339 | Method and system for positioning by using optical speckle | Chih-Ming Liao, Chin-Der Hwang, Shin-I Ma, Ting-Wei Chiang, Chun-Hao Chen +2 more | 2012-03-27 |
| 8125449 | Movable touchpad with high sensitivity | Chih-Ming Liao, Ting-Wei Chiang, Chun-Hao Chen, Shin-I Ma, Wen-Cheng Huang +2 more | 2012-02-28 |
| 7715016 | Image invariant optical speckle capturing device and method | Ming Chen, Shin-I Ma, Chin-Der Hwang, Mau-Ran Wang, Wen-Chen Huang | 2010-05-11 |
| 7593113 | Large areas undistorted imaging apparatus for light speckles and method thereof | Ming Chen, Mau-Ran Wang, Wen-Chen Huang, Shin-I Ma, Chin-Der Hwang +1 more | 2009-09-22 |