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:
Nov. 18, 2025
Filed:
Apr. 13, 2021
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Yoshitaka Kajiyama, Tokyo, JP;
Nobuaki Konno, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 7/04 (2006.01); G01S 15/08 (2006.01); H04R 1/28 (2006.01); H04R 7/20 (2006.01); H04R 17/00 (2006.01); H04R 31/00 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2807 (2013.01); G01S 15/08 (2013.01); H04R 7/04 (2013.01); H04R 7/20 (2013.01); H04R 17/00 (2013.01); H04R 31/003 (2013.01);
Abstract
An ultrasonic transducer includes a diaphragm and a housing. The diaphragm can be vibrated. The housing is connected to the diaphragm. The diaphragm is provided with an opening. The housing is provided with an internal space. The internal space communicates with the opening. The diaphragm and the housing constitute an acoustic resonance structure to amplify with the opening and the internal space, ultrasound generated by vibration of the diaphragm, and they are integrally formed.