Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5112349 | Heart assist pump | David P. Summers | 1992-05-12 |
| 5100426 | Catheter for performing an atherectomy procedure | — | 1992-03-31 |
| 4964864 | Heart assist pump | David P. Summers | 1990-10-23 |
| 4466779 | Check valve with injector | — | 1984-08-21 |
| 4340334 | Turbodrill with rubber rotor bearings | — | 1982-07-20 |
| 4185704 | Directional drilling apparatus | — | 1980-01-29 |