Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119561 | Latch module and detachable assembling structure using same | Yao Peng | 2018-11-06 |
| 8789378 | Magnetic flux detection apparatus | Shao-Hsiung Chang | 2014-07-29 |
| 8646280 | Heat-power conversion magnetism devices | Shao-Hsiung Chang | 2014-02-11 |
| 8453466 | Heat-power conversion magnetism device and system for converting energy thereby | Shao-Hsiung Chang | 2013-06-04 |
| 8107210 | Magnetic actuator system and control method thereof | Sean Chang | 2012-01-31 |
| 7665914 | Iris diaphragm actuator, magnetic position sensing structure and arrangement method thereof | — | 2010-02-23 |
| 7594239 | Magnetic actuator | Sean Chang | 2009-09-22 |
| 7455466 | Magnetic actuator for adjusting an iris diaphragm in an optical device | Sean Chang | 2008-11-25 |
| 7239052 | Magnetic actuators | Sean Chang | 2007-07-03 |
| 6973228 | Wavelength stabilizing apparatus and control method | Sean Chang | 2005-12-06 |
| 6956986 | Method for eliminating the noise of optical switch | — | 2005-10-18 |