Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958354 | Aluminosilicate cation exchange compounds | Sasha Koun, Raymond L. Withers, Stephen R. Palethorpe | 1999-09-28 |
| 5858081 | Kaolin derivatives | Ian Donald Richard Mackinnon, Sasha Koun, Neil Gabbitas | 1999-01-12 |
| 4775760 | Dibenzo[f,ij]isoquinoline-2,7-dione derivatives | Wayne P. Pruett, Samuel D. Hilbert, Max A. Weaver | 1988-10-04 |
| 4745174 | Polyesters having improved whiteness | Wayne P. Pruett, Samuel D. Hilbert, Max A. Weaver | 1988-05-17 |