Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4944056 | Method and apparatus for transporting a disabled person | Roger A. Schroeder, Robert C. Dearstyne, Joseph L. Magner, Randall J. Gephart, David W. Dayton +1 more | 1990-07-31 |
| 4635903 | Electric hoist pendant control switch arrangement | R. Paul Benton, Allen E. Eldridge | 1987-01-13 |
| 4636962 | Microprocessor-controlled hoist system | Douglas E. Schenk, Raymond A. Newman | 1987-01-13 |
| 4470780 | Air motor vane lifting device | — | 1984-09-11 |
| 4448397 | Pneumatic powered hoist | — | 1984-05-15 |