Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321615 | Zero visibility surface traffic control system | Marvin E. Frisbie | 1994-06-14 |
| 5107847 | Fiber-optic transducer apparatus | Wallace L. Knute | 1992-04-28 |
| 5048524 | Blood parameter measurement | — | 1991-09-17 |
| 4705047 | Output circuit for physiological measuring instruments | — | 1987-11-10 |
| 4478224 | Artifact detector for heartbeat rate measuring system | — | 1984-10-23 |
| 4446715 | Transducer calibration system | — | 1984-05-08 |
| 4420000 | Method and apparatus for measuring heartbeat rate | — | 1983-12-13 |
| 4367435 | Motor control system | Stephen J. Kreinick, Bradley J. Denny | 1983-01-04 |
| 4181130 | Drop discriminator system | — | 1980-01-01 |