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:
Jan. 01, 2013
Filed:
Mar. 08, 2010
Applicants:
Keiichi Takeda, Ehime, JP;
Yosimasa Simogochi, Kanagawa, JP;
Minoru Tada, Ehime, JP;
Makoto Yagi, Ehime, JP;
Fumihiro Asayama, Ehime, JP;
Inventors:
Keiichi Takeda, Ehime, JP;
Yosimasa Simogochi, Kanagawa, JP;
Minoru Tada, Ehime, JP;
Makoto Yagi, Ehime, JP;
Fumihiro Asayama, Ehime, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An arc-shaped waterproof wall is provided around a shaft to which a hearing aid main body case and a battery case are rotatably attached, and waterproof ribs are provided to the outer periphery of the installation face of the battery case and the hearing aid main body case, which improves the ability to prevent the penetration of moisture while also keep the cost low.