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:
Jun. 22, 2021
Filed:
Jun. 05, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Hironori Suzuki, Chino, JP;
Chikara Kojima, Matsumoto, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/32 (2006.01); B65H 7/12 (2006.01);
U.S. Cl.
CPC ...
G01N 29/32 (2013.01); B65H 7/125 (2013.01);
Abstract
An ultrasonic device has a substrate in which ultrasonic elements transmitting an ultrasonic wave in a first direction are arrayed. A reverberation reduction film which reduces reverberant vibration of the substrate is arranged on a side of the first direction in the ultrasonic element. In the reverberation reduction film, a groove is arranged between the ultrasonic elements next to each other.