Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279625 | Electrostatic system for concentrating, propelling and collecting airborne particulates for industrial furnaces | George S. P. Castle, John L. Sullivan | 1981-07-21 |
| 4274947 | Electrostatic method and apparatus for sorting fluidized particulate material | Jan M. Beeckmans | 1981-06-23 |