Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658503 | Dual phase distribution device | Stephen W. Johnston | 1997-08-19 |
| 5632865 | Method for introduction of aggressive liquid additives | Louis Edward Stein | 1997-05-27 |
| 4659230 | Mixing element for compounds and extruding machinery | Jaime Santos Son | 1987-04-21 |
| 4657499 | Screw extruder apparatus adapted for mixing additive fluids | Jaime Santos Son | 1987-04-14 |
| 4211673 | Catalytic metal-rare earth metal hydride for reduction of carbon monoxide in hydrogen | Walter C. Gates, Jr., Roger G. Duranleau | 1980-07-08 |