Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404625 | Optical touch device | Cheng-Nan Lien, Jinhua Tan, Chih-Wei Chang | 2016-08-02 |
| 9057486 | Optical touch device | Cheng-Nan Lien, Jinhua Tan, Chih-Wei Chang | 2015-06-16 |
| 9052776 | Optical touch module and optical touch component structure | Cheng-Nan Lien, Jinhua Tan, Chih-Wei Chang | 2015-06-09 |