Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186226 | Process for making a massage device departing from an electric toothbrush | — | 2007-03-06 |
| 5643858 | High density aqueous compositions | — | 1997-07-01 |
| 4210626 | Manufacture of magnesium carbonate and calcium sulphate from brine mud | John S. Berrie | 1980-07-01 |