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:
Apr. 07, 2015
Filed:
Nov. 25, 2008
Takaya Muraishi, Kanagawa, JP;
Satoshi Hatori, Kanagawa, JP;
Kaoru Yoshino, Tokyo, JP;
Norio Yamagami, Tokyo, JP;
Etsuo Kakizaki, Tokyo, JP;
Takaya Muraishi, Kanagawa, JP;
Satoshi Hatori, Kanagawa, JP;
Kaoru Yoshino, Tokyo, JP;
Norio Yamagami, Tokyo, JP;
Etsuo Kakizaki, Tokyo, JP;
Ricoh Company, Ltd, Tokyo, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
A urethane foam member that after cutting into the desired shape from sheet urethane foam is applied with adhesive on one face of the urethane foam, an edge portion of the non-adhesive applied face at least at one side of the urethane foam member being of a low edge profile, to which permanent thermal distortion has been induced such that the thickness of the edge portion of the side is thinnest at the end portion thereof and the thickness gradually increases with distance from the end portion.