Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882599 | Diluter | — | 1999-03-16 |
| 4972137 | Isolation circuit for blood cell counter | Gerald J. Dunstan | 1990-11-20 |
| 4921206 | Snap-together solenoid operated pinch valve assembly | Harvey J. Dunstan, Ervin Fayer, George G. Dominick, Avelino De Oliveira | 1990-05-01 |
| 4350292 | Centrifugal feeder | Michael Halloran, Ermi Roos | 1982-09-21 |