Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11037392 | Vending machine and item dispensing method | Chunguang Zhang, Cunqiang Sun, Jianyu Sun | 2021-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11037392 | Vending machine and item dispensing method | Chunguang Zhang, Cunqiang Sun, Jianyu Sun | 2021-06-15 |