Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765038 | Glass ionomer cement | — | 2004-07-20 |
| 6749427 | Dental articles including post-formable multilayer optical films | Kathryn R. Bretscher, Olester Benson, Jr., James M. Jonza, William W. Merrill, Andrew J. Ouderkirk +2 more | 2004-06-15 |
| 6730156 | Clustered particle dental fillers | Mark S. Windisch, Xiaodong Zhang, Richard P. Rusin | 2004-05-04 |