Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7990620 | Head-up display system | Chang-Li Hung, Ta-Wei Lin | 2011-08-02 |
| 7971790 | Laser pointer with controllable pattern and size of projected image | Chang-Li Hung, Tsun-Hsiang Cheng | 2011-07-05 |