Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4439380 | Photopolymerizable composition, especially for dental purposes | Rudy Michl | 1984-03-27 |
| 4330283 | Synthetic dental compositions for production of dental restorations, and dental restorations produced therefrom | Rudy Michl | 1982-05-18 |