Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49974 | Dental caries status disclosing solutions | — | 2024-05-21 |
| 10610468 | Dental caries status disclosing solutions | — | 2020-04-07 |
| 6461161 | Tooth surface treatment method | Hien Quoc Ngo, Geoffrey M. Knight, Toshihiro Sekiguchi | 2002-10-08 |