Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6098810 | Flotation process for separating silica from feldspar to form a feed material for making glass | — | 2000-08-08 |
| 4199551 | Recovery of molybdenum and uranium from activated charcoal containing molybdenum and residual uranium | John M. Laferty, James L. Johnson | 1980-04-22 |