Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353040 | Dental composite restorative material and method of restoring a tooth | John Subelka, Steven R. Jefferies, Donald Kapperman, Paul D. Hammesfahr | 2002-03-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353040 | Dental composite restorative material and method of restoring a tooth | John Subelka, Steven R. Jefferies, Donald Kapperman, Paul D. Hammesfahr | 2002-03-05 |