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:
Oct. 04, 2022
Filed:
Dec. 22, 2020
Nec Corporation, Tokyo, JP;
Yoshinori Koda, Tokyo, JP;
Teruyuki Higuchi, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A fingerprint reading device that can suppress a position shift of a finger, that includes: a placement portion on which a finger is placed; a reading face; a pair of light sources provided on the placement portion and that irradiate the finger with lights; and a reading unit that captures and reads a fingerprint of the finger in contact with the reading face in accordance with lights scattered in the finger and emitted from a surface of the finger, the pair of light sources are provided on both ends of the reading face that are opposed to each other in a width direction of the placement portion and have light guiding parts formed in a front-back direction of the placement portion, respectively, and the light guiding parts are formed so as to extend up to above the ends of the reading face.