Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880004 | Implantable cardiac stimulator with automatic gain control and bandpass filtering in feedback loop | Ross G. Baker, Jr., Richard V. Calfee, Edward Haluska | 1989-11-14 |
| 4830006 | Implantable cardiac stimulator for detection and treatment of ventricular arrhythmias | Edward Haluska, Ross G. Baker, Jr., Richard V. Calfee | 1989-05-16 |
| 4821723 | Biphasic waveforms for defibrillation | Ross G. Baker, Jr., Raymond E. Ideker, Richard V. Calfee, Edward Haluska | 1989-04-18 |