Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846650 | Oral compositions and methods for reducing dental calculus | James J. Benedict, Richard J. Sunberg | 1989-07-11 |
| 4847071 | Photoprotection compositions comprising tocopherol sorbate and an anti-inflammatory agent | Donald Lynn Bissett, Ranjit Chatterjee | 1989-07-11 |
| 4847072 | Photoprotection compositions comprising tocopherol sorbate | Donald Lynn Bissett | 1989-07-11 |