| 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 |