Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360018 | Anesthesia system and method of filtering respiratory gas | — | 1982-11-23 |
| 4255996 | Needle destroyer with improved mechanical advantage | William D. Christoffel, Christopher J. Edwards | 1981-03-17 |
| 4243080 | Method of mixing plural components | Kenneth R. Michael, William H. Penny | 1981-01-06 |
| 4210173 | Syringe pumping system with valves | Donald Leroy Johnston | 1980-07-01 |