Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828474 | Surface crosslinked polyethylene | Shulin He, Zongtao Zhang, Shi-Shen Yau | 2017-11-28 |
| 9763791 | Femoral prosthesis head | Daniel E. Lawrynowicz, Haitong Zeng, Zongtao Zhang, Aiguo Wang | 2017-09-19 |