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:
Feb. 06, 2001
Filed:
Aug. 09, 1999
Nobuo Furuhashi, Tokyo, JP;
Kenichiro Inoue, Tokyo, JP;
Tomoo Takeda, Tokyo, JP;
Sigefumi Takahashi, Tokyo, JP;
Atsumi Tokumasu, Tokyo, JP;
Takafumi Kobayashi, Tokyo, JP;
Noriyuki Iwase, Tokyo, JP;
NTT Data Communications Systems Corporation, Tokyo, JP;
Abstract
The object of the present invention is to propose an account bankbook, a money transfer card, a receipt file, and a checkbook utilizing an optical card, an IC card, or a hybrid optical/IC card. On the surface of a resin card base board,are formed an IC chip,an optical recording sheet,a magnetic stripe,and an embossment,In a semiconductor memory within the IC chip,are written validation keys, search keys, payee information, the upper limit amount of a check, and a program for processing transaction data. Access restrictions corresponding to various applications are imposed upon these data. The history of various cash transactions is recorded in the optical recording sheet,These records are of write-once type and rewriting or deletion thereof is impossible.