Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10990871 | Contact switch, contact switch system, and interactive building block system carrying the contact switch | Bing-Yu Chen, Meng-Ju HSIEH, Rong-Hao Liang, Da-Yuan Huang | 2021-04-27 |