Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7785912 | Piezo-TFT cantilever MEMS fabrication | Changqing Zhan, John W. Hartzell | 2010-08-31 |
| 7425749 | MEMS pixel sensor | John W. Hartzell, Changqing Zhan | 2008-09-16 |
| 7253488 | Piezo-TFT cantilever MEMS | Changqing Zhan, John W. Hartzell | 2007-08-07 |
| 6529654 | Method for transparent switching and controlling optical signals using mirror designs | Richard K. Wong, Edgar D. Sheh, Jenghung Chen, Xiao Yang | 2003-03-04 |