The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 1978
Filed:
May. 20, 1976
Applicant:
Inventors:
Shuzo Hattori, Nagoya, JA;
Tadao Hiramatsu, Nagoya, JA;
Assignee:
Hagiwara Denki Kabushiki Kaisha, Nagoya, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310334 ; 310366 ; 310369 ; 333 / ; 350 9610 ;
Abstract
In a bulk piezoelectric crystal an arbitrary wavefront of an acoustic wave is reconstructed from an array of wavelets generated subjacent a set of interdigital electrodes on a surface of the crystal.