Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8122093 | Instant messaging interaction system and method thereof | Hung-Hsiu Yu, Hsin-Yi Lin, Ching-Yi Kuo, Ching-Yi Liu | 2012-02-21 |
| 7621355 | Omniwheel and vehicle using the same | Kao-Hone Chu, Hung-Cheng Yen | 2009-11-24 |
| 7444215 | Moving apparatus and method of self-direction testing and self-direction correction thereof | Hung-Hsiu Yu, Wei-Han Wang, Ching-Yi Liu | 2008-10-28 |