Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365536 | Method of making bleaching clay | Steven T. Council, Marc A. Herpfer | 2002-04-02 |
| 6346286 | Sorptive purification for edible oils | Steven T. Council, G. Robert Goss | 2002-02-12 |
| 6093669 | Method for selecting raw material for bleaching clay | Amos Banin, Marc A. Herpfer, William F. Moll | 2000-07-25 |
| 5908500 | Activated clay composition and method | David D. Brooks, Darlene M. Hansen | 1999-06-01 |
| 5783511 | Process for selecting raw material and making a bleaching clay | Amos Banin, Marc A. Herpfer, William F. Moll | 1998-07-21 |
| 5749955 | Clay activation with metal salts | Amos Banin, William F. Moll, Iwona M. Aguilar | 1998-05-12 |