Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009709 | Strong dental porcelain and method for its manufacture | Robert L. Ibsen, Thomas C. Chadwick | 1991-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009709 | Strong dental porcelain and method for its manufacture | Robert L. Ibsen, Thomas C. Chadwick | 1991-04-23 |