Inventor
FISCHBACH HERBERT
DE3 patents
Patents
3 patentsUS4645937AFeb 24, 1987
Method and apparatus for detecting the distance between an object and an ultrasonic objective
LEITZ ERNST GMBH7 citations68
US4472204ASep 18, 1984
Process and apparatus for cleaning and wetting the concave surface of an acoustic lens
LEITZ ERNST GMBH4 citations54
US4663745AMay 5, 1987
Circuit arrangement for separating high-frequency pulses generated by an acoustic reflecting lens arrangement
LEITZ ERNST GMBH0 citations48