Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936701 | Universal joint with rotating holder sleeve | Kenneth D. Allen | 1990-06-26 |
| 4796011 | Gate operator with persistant, audible warning signal | Rodger P. Lemirande | 1989-01-03 |
| 4231626 | Storage system | Louis G. Bobrowski | 1980-11-04 |