Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10663589 | Laser interferometer system for measuring six degrees of freedom with respect to a linear axis | Yung-Cheng Wang, Lih-Horng Shyu, Hung-Ta Shih, Pi-Cheng Tung | 2020-05-26 |
| 9621210 | Communication device | — | 2017-04-11 |
| 9520902 | Reader and RFID reader | Kun Liu, Chia-Chang Liu, Chun-Hsiung Chuang | 2016-12-13 |
| 9378400 | Radio-frequency identification reader device | Chia-Chang Liu | 2016-06-28 |
| 8441649 | Multi-beam interferometer displacement measuring system utilized in a large measuring range | Yung-Cheng Wang, Lih-Horng Shyu, Pi-Cheng Tung | 2013-05-14 |
| 7580357 | Method for implementing varying grades of service quality in a network switch | Chun-Cheng Wang, Ying-Chung Chen, Wei-Pin Chen | 2009-08-25 |
| 7092688 | Method for directly indicating the strength of a signal and the device thereof | E Tay Lee, Ching-Lung Chen | 2006-08-15 |