Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788825 | Oil separator | Gary A. Calupca, Lewis L. Crone, Eckahard K. Rubenic | 1988-12-06 |
| 4398439 | Positioning guide for rubber-like material rotary cutting machine | Donald A. Bryan | 1983-08-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788825 | Oil separator | Gary A. Calupca, Lewis L. Crone, Eckahard K. Rubenic | 1988-12-06 |
| 4398439 | Positioning guide for rubber-like material rotary cutting machine | Donald A. Bryan | 1983-08-16 |