Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7663377 | System and method for high resolution sensing of capacitance or other reactive impedance change in a large dynamic range | Igor Kurkovskiy, Hermann Wieth, James William Clingersmith | 2010-02-16 |
| 5099454 | Liquid presence detector having a composite waveguide for acoustic waves | Eugene Dieulesaint, Olivier Legras | 1992-03-24 |
| 4954997 | Sensor device using lamb elastic waves for detecting the presence of a liquid at a predetermined level | Eugene Dieulesaint, Olivier Legras | 1990-09-04 |
| 4765186 | Liquid level detector by guided elastic waves | Eugene Dieulesaint | 1988-08-23 |
| 4706046 | Resonator made of nonpiezoelectric material with high quality coefficient | Eugene Dieulesaint | 1987-11-10 |
| 4393268 | Marking system using elastic surface waves | Richard Guedj, Eugene Dieulesaint | 1983-07-12 |
| 4272676 | Optical-pickup coordinatometer | Eugene Dieulesaint, Richard Guedj | 1981-06-09 |
| 4209725 | Selenium layer piezoelectric device | Eugene Dieulesaint, Richard Guedj | 1980-06-24 |