Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796634 | Methods and apparatus for monitoring cardiac output | Richard S. Leard, Gary L. Tarbox, Stephen R. Barnes, Barry D. McLaren | 1989-01-10 |
| 4582066 | Ultrasonic transducer probe | Stephen R. Barnes, Gary L. Nichols | 1986-04-15 |
| 4509526 | Method and system for non-invasive ultrasound Doppler cardiac output measurement | Stephen R. Barnes, Gary L. Tarbox, Barry D. McLaren | 1985-04-09 |