Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676932 | Silica abrasive compositions | Satish K. Wason | 1997-10-14 |
| 5658553 | Dentifrice compositions | — | 1997-08-19 |
| 5651958 | Dentifrice compositions | — | 1997-07-29 |
| 5603920 | Dentifrice compositions | — | 1997-02-18 |