Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4439572 | Zinc oxide-zinc salt smoke suppressant/flame retardants | — | 1984-03-27 |
| 4331706 | Composite zinc oxide coating on an inert pigment core product and process | — | 1982-05-25 |
| 4226635 | Extended BaCO.sub.3 for brick scum prevention | Benjamin C. Harrison | 1980-10-07 |
| 4207377 | Composite zinc oxide coating on an inert pigment core | — | 1980-06-10 |