Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878497 | Pacemaker with improved automatic output regulation | Francis John Callaghan | 1989-11-07 |
| 4875483 | Implantable cardiac pacer with programmable antitachycardia mechanisms | Van E. Mumford | 1989-10-24 |