Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791579 | Overload prevention clutch assembly | Neil S. Pennington | 1998-08-11 |
| 5575456 | Lever operated hoist | — | 1996-11-19 |
| 4832694 | Programmed action hypodermic syringe | Sheila R. Raphael, Besse Raphael | 1989-05-23 |
| 4737609 | Push button switch | Stephen J. Yuhasz, David G. Luchaco, Ronald P. Frazer | 1988-04-12 |