Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573997 | Right ventricular assist device | Craig B. Wisman, William S. Pierce | 1986-03-04 |
| 4364127 | Trileaflet type prosthetic heart valve | William S. Pierce, Craig B. Wisman | 1982-12-21 |
| 4312920 | Polymer alloy blood compatible surface | William S. Pierce | 1982-01-26 |
| 4222127 | Blood pump and method of pumping blood | William S. Pierce | 1980-09-16 |