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:
Sep. 20, 2005
Filed:
Sep. 24, 2003
Applicants:
Haruhisa Tanabe, Yamanashi-ken, JP;
Megumi Horiuchi, Yamanashi-ken, JP;
Inventors:
Haruhisa Tanabe, Yamanashi-ken, JP;
Megumi Horiuchi, Yamanashi-ken, JP;
Assignee:
Citizen Electronics Co., Ltd., Yamanashi-ken, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R025/00 ;
U.S. Cl.
CPC ...
Abstract
A back plate having a stationary back electrode is secured to a substrate. A diaphragm electrode is mounted on the back plate interposing a spacer. A frame having a sound collecting hole is mounted on the diaphragm electrode.