Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D982978 | Foldable container | Yu-Mei Chang | 2023-04-11 |
| D914424 | Drinking straw | Yu-Mei Chang | 2021-03-30 |
| 5910140 | Laser medical device | Hong Shen, Rui Zeng, Yu Zhou, Gui Fang Yu, Zheng Zeng +2 more | 1999-06-08 |