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:
Sep. 08, 1981
Filed:
Dec. 20, 1979
Applicant:
Inventor:
Arthur Weyns, Muizen, BE;
Assignee:
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73632 ; 29 2535 ; 310334 ;
Abstract
In a focusing ultrasonic transducer with a recessed active surface, it is desirable that, given values of the focal width and of the focal distance prescribable as desired, an optimum lateral resolution with the smallest possible influence of side lobes ensues. This is achieved by means of manufacture in the following steps:
Weyns, Arthur. (1981). Method for the manufacture of ultrasonic transducers (U.S. Patent No. 4287770). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4287770
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