Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4549551 | Heart rate detector | Ronald A. Eirich | 1985-10-29 |
| 4466437 | Clamping device | Bernard J. Wenner, Walter J. Fenrick | 1984-08-21 |
| 4436096 | Portable digital heart rate meter/stethoscope | Burns R. Hay | 1984-03-13 |