Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10303158 | Three dimension printing coloring method and three dimension printing system | Yu-Chuan Chang | 2019-05-28 |
| 10245782 | Method for printing a model for 3D printer | Kwan Ho, Yu-Chuan Chang | 2019-04-02 |