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:
Jun. 25, 2019
Filed:
May. 15, 2015
Clarion Co., Ltd., Saitama, JP;
Tachi-s Co., Ltd., Tokyo, JP;
Naoki Takada, Saitama, JP;
Fumiaki Nakashima, Saitama, JP;
Takao Ishikawa, Saitama, JP;
Takahiko Nagasawa, Tokyo, JP;
Yasuyuki Ito, Tokyo, JP;
CLARION CO., LTD., Saitama-Shi, Saitama, JP;
TACHI-S CO., LTD., Akishima-Shi, Tokyo, JP;
Abstract
To make it possible to improve a low-tone reproducing ability with a simple structure in an acoustic device including speakers in a headrest. The acoustic device includes a core material of a closed structure functioning as a core of a headrest main body, acoustic speakersdisposed in the core material, and hollow headrest staysthat pierce through the core material. The headrest stayscirculate the air on the inside of the core material to the outer side via hollow sections.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile