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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.:

US 8001593 B1

PDFFull Text
Expired
Date of Patent:
Aug. 16, 2011

Filed:

Apr. 28, 2006

Authentication method and unit, and electronic apparatus having authentication unit

Applicant:

Takahiko Uno, Tokyo, JP;

Inventor:

Takahiko Uno, Tokyo, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:

Harness, Dickey & Pierce, P.L.C.

Primary Examiner:

Thanhnga B Truong

Assistant Examiner:

Madhuri Herzog

Int. Cl.
CPC ...
G06F 7/04 (2006.01); G06F 17/30 (2006.01); G06F 21/00 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

A user authentication method for an electronic apparatus makes a user authentication based on received first user identification information and registered user identification information and sets the electronic apparatus in an authenticated state if the received first user identification information matches the registered user identification information, and controls the authenticated state after the user authentication based on received second user identification, by continuing the authenticated state if the received second user identification information matches the registered user identification information.

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Uno, Takahiko. (2011). Authentication method and unit, and electronic apparatus having authentication unit (U.S. Patent No. 8001593). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8001593

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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