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. 24, 2015
Filed:
Oct. 11, 2012
Applicant:
Wistron Corporation, New Taipei, TW;
Inventors:
Yao-Han Huang, New Taipei, TW;
Hsih-Bin Dai, New Taipei, TW;
Assignee:
Wistron Corporation, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/15 (2006.01); G02F 1/03 (2006.01); G02F 1/153 (2006.01); G09G 3/19 (2006.01); H04N 9/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A color-changeable protective device for a portable device equipped with a touch screen is provided. The color-changeable protective device comprises a power source and a electro-chromic element. The electro-chromic element is disposed to correspond to the touch screen so as to cover the entire touch screen. According to whether the operating status of the electro-chromic element is a power-on operating status, the electro-chromic element appears to be transparent or opaque.