Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5161669 | Flexed resilient belt wiper blade for wiping clinging material from the surface of moving conveyor belts | — | 1992-11-10 |
| 5080200 | Ball screw elevator drive system | — | 1992-01-14 |
| 4716997 | Conductive idler sheave | — | 1988-01-05 |
| 4679661 | Modular gearless elevator drive | — | 1987-07-14 |