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:
Jul. 10, 2018
Filed:
Apr. 30, 2014
Applicants:
Olympus Medical Systems Corp., Tokyo, JP;
Olympus Corporation, Tokyo, JP;
Inventors:
Kazuya Matsumoto, Nagano, JP;
Kazuhisa Karaki, Shiojiri, JP;
Mamoru Hasegawa, Nagano, JP;
Katsuhiro Wakabayashi, Hachioji, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B06B 1/02 (2006.01); H02N 1/00 (2006.01); A61B 8/00 (2006.01); A61B 1/015 (2006.01); A61B 8/12 (2006.01);
U.S. Cl.
CPC ...
A61B 1/015 (2013.01); A61B 8/12 (2013.01); A61B 8/445 (2013.01); A61B 8/4494 (2013.01); A61B 8/461 (2013.01); B06B 1/0292 (2013.01); H02N 1/00 (2013.01);
Abstract
An ultrasound transducer element includes a plurality of electrostatic capacitance type ultrasound cells each having a lower electrode portion and a membrane including an upper electrode portion that are oriented and disposed via a cavity circular in plan view, and a thickness of the cavity monotonously decreases in a curved manner toward an outer circumferential portion from a center portion of the cavity.