Armstrong, Nikaido, Marmelstein, Kubovcik & Murray
Ultrasonic transducer assembly and ultrasonic acoustic microscope
 Various ultrasonic transducer assemblies are disclosed in which each assembly includes a pair of ultrasonic transducers for emitting or receiving an ultrasonic wave, respectively, and wherein the ultrasonic transducers include a concave shaped ultrasonic transducer and a flat shaped ultrasonic transducer. The ultrasonic transducer assemblies realize excellent magnitude of accuracy, resolving power, versatility and simplicity in handling. In addition, various ultrasonic acoustic microscopes are disclosed incorporating the aforementioned ultrasonic transducer assemblies and realizing the same results thereof. 
Poppan Printing Co.
G G
G10K G01H
inventional inventional
Yusuke Masao Katsumi Noritaka
Tsukahara Saito Ohira Nakaso