Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5846194 | Surgical retraction apparatus | David L. Hamann, John V. Hunt, William D. Fox, Ronald J. Kolata | 1998-12-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5846194 | Surgical retraction apparatus | David L. Hamann, John V. Hunt, William D. Fox, Ronald J. Kolata | 1998-12-08 |