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. 03, 2004
Filed:
Sep. 05, 2002
Takaaki Habara, Yokohama, JP;
Norikazu Yamagishi, Yokohama, JP;
Toshihito Ochi, Yokohama, JP;
Mutsuharu Takesada, Yokohama, JP;
Noriaki Shiomi, Yokohama, JP;
Hikaru Numoto, Yokohama, JP;
Yoshitaka Kawamura, Yokohama, JP;
Hitachi Electronic Service Co. Ltd., Yokohama, JP;
Abstract
A credit card double authentication system comprises an item checkout gate , an ID authentication check/item checkout unit , a personal computer of an in-store card management section , an item ID assignment unit , a card management center and a credit card company which are connected via a communication line so as to send and receive item information. An individual authenticating unit having an identity authenticating function performs identity authentication based on a card ID of a credit card CC being used by a user P when purchasing an item and based on a personal ID of the user P, thereby preventing unauthorized use of the credit card.