Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5522669 | Torque transmitting coupling device | — | 1996-06-04 |
| 5101719 | Hay bale ventilator with ribs | — | 1992-04-07 |
| 5078059 | Hay bale ventilator | — | 1992-01-07 |
| 4523871 | Automatic lock open U-joint coupler | — | 1985-06-18 |
| 4402626 | Torque transmitting coupling | — | 1983-09-06 |
| 4289414 | Torque transmitting coupling | — | 1981-09-15 |