Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346493 | Top-entry rod retainer | Terrence M. Stahurski, William L. Carson, Walter E. Stripgen, Charles F. Heinig, Robert Gaines +1 more | 1994-09-13 |
| 5312404 | Spinal column retaining apparatus | Walter E. Stripggen, Charles F. Heinig, William L. Carson | 1994-05-17 |