Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889712 | Anticalculus oral composition | Abdul Gaffar, John J. Afflito, Arline M. Nykvist | 1989-12-26 |
| 4826675 | Anticalculus oral composition | Abdul Gaffar, John Afflitto | 1989-05-02 |