Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5279816 | Oral composition having improved tooth whitening effect | John A. Church, Michael Prencipe | 1994-01-18 |
ML
Menachem Lewin
Overall (1994): #92,850 of 165,921Top 60%
1
Patents 1994