Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828495 | Sintered alloy dental prosthetic devices and method | A. Milton Bell, Ronald Kurzeja | 1989-05-09 |
| 4671770 | High strength porcelain dental prosthetic device | A. Milton Bell, Ronald Kurzeja | 1987-06-09 |
| 4661071 | Vacuum sintered powder alloy dental prosthetic device and oven to form same | A. Milton Bell, Ronald Kurzeja | 1987-04-28 |
| 4184840 | Rotatable supporting structure | Aida Gamberg | 1980-01-22 |