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:
Aug. 19, 2014

Filed:

Dec. 28, 2011
Applicants:

Ting GE, Shenzhen, CN;

Wen-sen HU, Shenzhen, CN;

Inventors:

Ting Ge, Shenzhen, CN;

Wen-Sen Hu, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/02 (2006.01); G06F 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A password input device includes a display unit, an input unit and a control unit. The display unit includes a group of LCD displays for display numerals. The input unit includes a group of keys corresponding to the LCD displays. The keys are positioned on the corresponding LCD displays; the control unit creates a group of numerical key sequences, and controls the LCD displays to display the numerical key sequences through the keys.


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