Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296791 | Method and apparatus for operating a hoist | — | 1994-03-22 |
| 5077508 | Method and apparatus for determining load holding torque | David C. Wycoff | 1991-12-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296791 | Method and apparatus for operating a hoist | — | 1994-03-22 |
| 5077508 | Method and apparatus for determining load holding torque | David C. Wycoff | 1991-12-31 |