Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7035501 | Cholesteric liquid crystal cell devices and systems | Jing-Jong Pan | 2006-04-25 |
| 6834137 | Cholesteric liquid crystal cell devices and systems | Jing-Jong Pan | 2004-12-21 |
| 6801183 | Temperature compensation for liquid crystal cell optical devices | Jing-Jong Pan, Xiangdong Qiu | 2004-10-05 |
| 5069649 | Toy police car with a retractable helicopter | — | 1991-12-03 |
| 4925427 | Convertable toy car having a two-level cam | — | 1990-05-15 |