Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11849978 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz, Peter Newton | 2023-12-26 |
| 11000315 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz, Peter Newton | 2021-05-11 |
| 10172648 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz, Peter Newton | 2019-01-08 |
| 9795416 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz, Peter Newton | 2017-10-24 |
| 9095379 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz, Peter Newton | 2015-08-04 |
| 7951172 | Constrained motion bone screw assembly | Nam T. Chao, Simon Siu, Ronald Sacher, Randal R. Betz | 2011-05-31 |