Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976681 | Pacer interface device | — | 1990-12-11 |
| 4738658 | Tapered hemostatic device for use in conjunction with a catheter for alleviating blood leakage and method for using same | Michael L. Rishton | 1988-04-19 |
| 4362150 | Percutaneous intra-aortic balloon apparatus | Edward J. Lombardi, Harold L. Neuman, Michael L. Rishton | 1982-12-07 |