Flehr, Hohbach, Test, Albritton & Herbert
Acoustic transducer for acoustic microscopy
 A shear acoustic transducer-lens system in which a shear polarized piezoelectric material excites shear polarized waves at one end of a buffer rod having a lens at the other end which excites longitudinal waves in a coupling medium by mode conversion at selected locations on the lens. 
The Board of Trustees of the Leland Stanford Junior University
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G10K G01H
inventional inventional
Ching H. Butrus T.
Chou Khuri-Yakub