Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5491195 | Rubber modified polystyrene | David Schrader, Mark D. Heires | 1996-02-13 |
| 5428106 | Rubber modified polystyrene | David Schrader, Mark D. Heires | 1995-06-27 |
| 4732686 | Weak eluant ion chromatography | Hamish Small, James W. Pischke | 1988-03-22 |
| 4640786 | Phosphonium salt-containing corrosion inhibitors for high density brines | Ramaiah Muthyala, William A. Larson, Peter A. Doty | 1987-02-03 |