Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11126134 | Multi-function printer and hinge structure | Tzu-Cheng Chang, Hung-Huan Sung | 2021-09-21 |
| 10481540 | Scanner cover | Tzu-Cheng Chang, Hung-Huan Sung | 2019-11-19 |
| 10046523 | Delta 3D printer and calibrating method for using the same | Hung-Huan Sung, Tzu-Cheng Chang | 2018-08-14 |
| 10021259 | Scanning device and paper feeding module | Hung-Huan Sung, Tzu-Cheng Chang | 2018-07-10 |