Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939811 | Optical toy | Ta-Yi Chien, Chien-Hsun Kao, Hai-Yin Hsu, Kuan-Yu Chen, Fen-Ling Hu +10 more | 2015-01-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939811 | Optical toy | Ta-Yi Chien, Chien-Hsun Kao, Hai-Yin Hsu, Kuan-Yu Chen, Fen-Ling Hu +10 more | 2015-01-27 |