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:
Mar. 20, 2018
Filed:
Dec. 14, 2015
Hiroaki Takahashi, Kanagawa, JP;
Hideaki Yasunaga, Tokyo, JP;
Akira Izutani, Osaka, JP;
Makoto Matsushita, Tokyo, JP;
Keiichiro Juri, Kanagawa, JP;
Yuri Haga, Kanagawa, JP;
Ayano Momose, Tokyo, JP;
Hiroaki Takahashi, Kanagawa, JP;
Hideaki Yasunaga, Tokyo, JP;
Akira Izutani, Osaka, JP;
Makoto Matsushita, Tokyo, JP;
Keiichiro Juri, Kanagawa, JP;
Yuri Haga, Kanagawa, JP;
Ayano Momose, Tokyo, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A semiconductive resin composition includes at least two thermoplastic resins and a conductive filler. Each of the two thermoplastic resins has a sea-island structure, and 40% to 75% of the conductive filler are present in the thermoplastic resin in an island portion of the sea-island structure at an areal ratio of a cross section observed with a scanning electron microscope.