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. 18, 2011
Filed:
Mar. 27, 2006
Applicants:
Toru Okamura, Saitama, JP;
Naoki Watanabe, Saitama, JP;
Naotaka Tsunoda, Tokyo, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ear-hanger headphone apparatus includes ear hangers each having a predetermined shape, housings integrally attached to the ear hangers, respectively, and driver units attached to the housings swingably relative thereto so as to closely overlap with ear conches without clearance, respectively, when the headphone apparatus is worn.