Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5529358 | Bifurcated surgical retractor | Charles E. Dinkler, II | 1996-06-25 |
| 4892545 | Vertebral lock | James L. Day | 1990-01-09 |
| 4457300 | Surgical retractor | — | 1984-07-03 |
| 4256096 | Mattress assembly for treatment of patients | — | 1981-03-17 |