Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898167 | Techniques for writing and reading data on an optical disk which include formation of holographic optical gratings in plural locations on the optical disk | Demetri Psaltis, Fai Mok, Gan Zhou | 2005-05-24 |
| 6272095 | Apparatus and method for storing and/or reading data on an optical disk | Demetri Psaltis, Fai Mok, Gan Zhou | 2001-08-07 |
| 5376807 | Motion-sensitive optical correlator using a VanderLugt Correlator | Tien-Hsin Chao, Li-Jen Cheng | 1994-12-27 |
| 5150228 | Real-time edge-enhanced optical correlator | Li-Jen Cheng | 1992-09-22 |
| 5018852 | Motion detection, novelty filtering, and target tracking using an interferometric technique with GaAs phase conjugate mirror | Li-Jen Cheng | 1991-05-28 |