Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250580 | Flame retardant polyurethane foams | John R. Parsonage | 1993-10-05 |
| 5133662 | Tooth implant device | — | 1992-07-28 |
| 4952151 | Method and apparatus for preparing replacement dental structures | — | 1990-08-28 |