Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5827790 | Unleaded transparent vitreous glass composition and articles | Philip Anthony Evans, Rolf Alfred Wirtz | 1998-10-27 |
| 5104319 | Method of manufacturing dental restorations | Philip Anthony Evans | 1992-04-14 |