Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349952 | Photoplethysmographics using phase-division multiplexing | Robert Smith | 1994-09-27 |
| 5349953 | Photoplethysmographics using component-amplitude-division multiplexing | Robert Smith | 1994-09-27 |
| 5343818 | Photoplethysmographics using energy-reducing waveform shaping | Robert Smith | 1994-09-06 |