Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631184 | Dialytic silica dentifrice | Cathy L. Harville | 1986-12-23 |
| 4508607 | Particulate dialytic silica | — | 1985-04-02 |
| 4387008 | Electrodialytic method for production of silica gel | Charles Davidoff | 1983-06-07 |
| 4279879 | Silica gel | Charles Davidoff | 1981-07-21 |
| 4216113 | Process for preparing thickening grade of silica and process of using same | — | 1980-08-05 |