Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4700117 | Centrifuge overspeed protection and imbalance detection system | Robert Giebeler | 1987-10-13 |
| 4564795 | Motor speed control system | Robert C. Franklin | 1986-01-14 |
| 4464727 | Parabolic function generator | Robert C. Franklin | 1984-08-07 |