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:
Dec. 06, 2011

Filed:

Jun. 04, 2009
Applicants:

Chih-peng Hsu, HsinChu, TW;

Chung-min Chang, HsinChu, TW;

Tung-an Chen, HsinChu, TW;

Tse-an Lee, HsinChu, TW;

Inventors:

Chih-Peng Hsu, HsinChu, TW;

Chung-Min Chang, HsinChu, TW;

Tung-An Chen, HsinChu, TW;

Tse-An Lee, HsinChu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/00 (2006.01); G01D 11/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

An exemplary keyboard is provided. The keyboard includes a light pervious base plate, a plurality of input keys, and at least one light source. The light pervious base plate has a top surface. The plurality of input keys are disposed on the light pervious base plate with bottom sides of the input keys facing the top surface of the light pervious base plate. The at least one light source is encapsulated in the light pervious base plate and optically coupled to the light pervious panel.


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