Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9826979 | Introducer and circular stapler | Wangdong Chen, Min Sun, Shuicheng Ding, Wei Xu, Kai Liu | 2017-11-28 |
| 9629634 | Introducer accessory | Wangdong Chen, Min Sun, Teng Shan, Yongwang Pei, Shuicheng Ding +1 more | 2017-04-25 |