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:
May. 17, 2022
Filed:
Mar. 22, 2019
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Hiroaki Hasegawa, Tokyo, JP;
Kengo Imagawa, Tokyo, JP;
Shuntaro Machida, Tokyo, JP;
Taiichi Takezaki, Tokyo, JP;
Assignee:
FUJIFILM Healthcare Corporation, Kashiwa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 8/00 (2006.01); B06B 1/02 (2006.01);
U.S. Cl.
CPC ...
B06B 1/0292 (2013.01); B06B 2201/20 (2013.01);
Abstract
Capacitors, each of which is electrically connected to a capacitor which is the cell of the CMUT mounted in a chip and is used as a DC block capacitor for protecting an amplifying circuit, are formed as many as plural aligned channels in the chip. The capacitor is an electrostatic capacitance element which is not vibrated acoustically.