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.

Date of Patent:
Apr. 21, 2009

Filed:

Dec. 27, 2005
Applicant:

Li-kuo Chiu, Da-an District, Taipei City 106, TW;

Inventor:

Li-Kuo Chiu, Da-an District, Taipei City 106, TW;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A continuous fingerprint image retrieval device includes an electronic product, a finger ball runway provided externally to the electronic product, and a continuous fingerprint sensor disposed in the finger ball runway; an initial protrusion being provided on the surface of the runway at one end of the sensor; multiple scraper ribs being protruded between the initial protrusion and the travel of the sensor; a rising arc runway being disposed at the other end of the continuous fingerprint sensor to scrape water containment and/or fat off the finger ball and to retrieve correct and complete data of fingerprint image.


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