Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11738929 | Packaging box, method and device for detecting damage, detection apparatus, and storage medium | Jin Han, Han-Che Wang | 2023-08-29 |
| 11111661 | Method and device for controlling water spouting of toilet | Jin Han, Han-Che Wang | 2021-09-07 |
| 11014742 | Method and device for collecting garbage | Han-Che Wang, Jin Han | 2021-05-25 |
| 7481844 | Jute degumming process | Guozhong Liu, Zhenhua Zhang | 2009-01-27 |