Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D925042 | Dental composite shade guide | Fusu Thao, Philip N. Stankard, Lois F. Duerst, Dylan R. Johnson | 2021-07-13 |
| D907241 | Container for a dental composite shade guide kit | Fusu Thao, Philip N. Stankard, Lois F. Duerst, Dylan R. Johnson | 2021-01-05 |