Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455423 | Gas bubble detector | David E. Burchfield, John M. Hagey | 1995-10-03 |
| 5317275 | Conductance measurement circuit with wide dynamic range | Myron Von Esch | 1994-05-31 |
| 5159277 | Precision bridge circuit using a temperature sensor | — | 1992-10-27 |
| 5053621 | Electro-optical ion detector for a scanning mass spectrometer and method of making same | — | 1991-10-01 |
| 4994676 | Electro-optical ion detector for a scanning mass spectrometer | — | 1991-02-19 |
| 4975582 | Pressure-modulated infrared gas analyzer and method | Mark E. Koslin | 1990-12-04 |
| 4955946 | Respiratory CO.sub.2 detector circuit with high quality waveform | Douglas P. Becker | 1990-09-11 |
| 4542564 | Method of making electrical connections to thin film coatings | — | 1985-09-24 |
| 4509372 | Acoustical wave flowmeter with increased density capability | — | 1985-04-09 |
| 4425804 | Ultrasonic air flow transducer for high humidity environments | Con D. Rader | 1984-01-17 |
| 4425526 | Method of making electrical connections to thin film coatings and the electrical connector formed thereby | — | 1984-01-10 |
| 4356486 | Telemetering system for operating room and the like | — | 1982-10-26 |
| 4319241 | Telemetering system for operating room and the like | — | 1982-03-09 |