Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671994 | Flat and transparent front-lighting system using microprisms | Han Zou | 1997-09-30 |
| 5668913 | Light expanding system for producing a linear or planar light beam from a point-like light source | Han Zou | 1997-09-16 |
| 5608837 | Transmissive type display and method capable of utilizing ambient light | Chen-Yu Tai | 1997-03-04 |