Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12102698 | Masking compositions for milled lithium-silicate glass-ceramic dental restorations and method for making same | David J. Stine, Donald F. Cornell | 2024-10-01 |
| 11939272 | Composition and method for generating a shade gradient in zirconia dental restoration | Donald F. Cornell | 2024-03-26 |
| 11918663 | Method for generation of opalescence in dental restorations | — | 2024-03-05 |
| 8936848 | Non-pre-colored multi-layer zirconia dental blank that has a gradual change in translucency through a thickness after sintering | Yunoh Jung, Daniel Yonil Jung, Young Jin Kim | 2015-01-20 |