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:
Oct. 10, 2023
Filed:
Feb. 16, 2022
Applicants:
Wataru Yokota, Kanagawa, JP;
Goichi Akanuma, Kanagawa, JP;
Inventors:
Wataru Yokota, Kanagawa, JP;
Goichi Akanuma, Kanagawa, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 7/02 (2006.01);
U.S. Cl.
CPC ...
H04R 7/02 (2013.01);
Abstract
An acoustic transducer includes a diaphragm and multiple vibrators to drive the diaphragm. The diaphragm has multiple cutouts and includes multiple arrangement portions. The multiple vibrators are disposed on the multiple arrangement portions, respectively. At least one of the multiple arrangement portions is disposed between two of the multiple cutouts adjacent to each other and supported at both ends thereof.