Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8537138 | Optical touch apparatus having a light guide with scattering particles | Chih-Jen Tsang, Cheng-Yi Lien | 2013-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8537138 | Optical touch apparatus having a light guide with scattering particles | Chih-Jen Tsang, Cheng-Yi Lien | 2013-09-17 |