Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9826966 | Lateral retractor system and methods of use | Randall G. Mast, Alan Burkholder, Andrew Schifle, David O. Okonkwo | 2017-11-28 |
| 9572560 | Lateral retractor system and methods of use | Randall G. Mast, Alan Burkholder, Andrew Shifle | 2017-02-21 |