Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6398990 | Dental restorations | Paul Harrison, Nicholas Raymond Ian Young | 2002-06-04 |
| 6291378 | Dental restorations | Paul Harrison | 2001-09-18 |
| 5976999 | Unleaded transparent vitreous ceramic compositions | Paul Harrison, Rolf Alfred Wirtz | 1999-11-02 |
| 5827790 | Unleaded transparent vitreous glass composition and articles | Paul Harrison, Rolf Alfred Wirtz | 1998-10-27 |
| 5104319 | Method of manufacturing dental restorations | Paul Harrison | 1992-04-14 |