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:
Aug. 19, 2014
Filed:
Apr. 09, 2012
Harumi Kiyomizu, Inagi, JP;
Naoto Miura, Kokubunji, JP;
Takafumi Miyatake, Hachioji, JP;
Akio Nagasaka, Kokubunji, JP;
Harumi Kiyomizu, Inagi, JP;
Naoto Miura, Kokubunji, JP;
Takafumi Miyatake, Hachioji, JP;
Akio Nagasaka, Kokubunji, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An authentication device including: a finger presenting unit to which a finger to be authenticated is presented; an opening formed on the finger presenting unit; a light source that irradiates light onto the finger; an image capture unit that captures a picture including a vein of the finger, by the light; and a finger placement table capable of placing a finger thereon, except the finger to be authenticated, wherein the finger placement table has a surface, a height of which is higher than the finger presenting unit, wherein the light source is placed inside the finger placement table, and wherein the finger placement table has a sidewall having a window that is used to allow an irradiation axis of the light from the light source upon the image capture unit.