Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451021 | Polyaxial pedicle screw having a rotating locking element | James D. Ralph | 2002-09-17 |
| 6440142 | Femoral ring loader | James D. Ralph | 2002-08-27 |
| 6402756 | Longitudinal plate assembly having an adjustable length | James D. Ralph | 2002-06-11 |
| RE37665 | Polyaxial pedicle screw having a threaded and tapered compression locking mechanism | James D. Ralph | 2002-04-16 |