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. 21, 2010
Filed:
Sep. 20, 2007
Ryota Mizutani, Kanagawa, JP;
Yasuaki Konishi, Kanagawa, JP;
Kiyoshi Iida, Kanagawa, JP;
Hiroyuki Funo, Kanagawa, JP;
Masao Watanabe, Kanagawa, JP;
Ryota Mizutani, Kanagawa, JP;
Yasuaki Konishi, Kanagawa, JP;
Kiyoshi Iida, Kanagawa, JP;
Hiroyuki Funo, Kanagawa, JP;
Masao Watanabe, Kanagawa, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
A non-contact signal transmission apparatus transmits electric power and a signal in a non-contact manner via magnetic induction. The apparatus includes: a pair of annular electric power cores provided in opposing relationship to each other; a pair of electric power coils respectively provided in an annular form at one of the pair of electric power cores; and a pair of signal coils respectively provided in an annular form inside one of the pair of electric power cores. Relative permeability inside and around the signal coils is lower than relative permeability of the electric power cores.