Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9295475 | Drill bit locking device and drill bit | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2016-03-29 |
| 9295480 | Craniotomy drill | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2016-03-29 |
| 9282982 | Surgical milling cutter bracket | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2016-03-15 |
| 9254136 | Drill head locking apparatus and drill head | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2016-02-09 |
| 9017332 | Surgical milling cutter | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2015-04-28 |
| 8900260 | Surgical milling cutter | Lei Ye, Jian Zhou, Hua Feng, Fei Li, Hengyang Zhu | 2014-12-02 |