Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11197705 | Bone cement injection device | — | 2021-12-14 |
| 10653459 | Spinal fixation aiming apparatus | — | 2020-05-19 |
| 9179945 | Minimally invasive spinal fixator implant surgical device | — | 2015-11-10 |
| 7811230 | Expansion mechanism for minimally invasive lumbar operation | Jen-Kun Chang, Chen-Yu Lung | 2010-10-12 |