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:
Dec. 30, 2008
Filed:
Jul. 20, 2005
Applicant:
Shih-yuan Kuo, Taipei Hsien, TW;
Inventor:
Shih-Yuan Kuo, Taipei Hsien, TW;
Assignee:
Lite-On Technology Corp., Neihu, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Several optical mechanism designs for making luminance of the outer portion of a back light module of edge lighting type to become higher than luminance of the inner portion of the back light module are disclosed in accordance with the present invention. The disclosed optical mechanism designs can cooperate with each other to enhance the optical effect of the back light module. Additionally, the back light modules of the present invention are feasible for use in various scanners or liquid crystal displays.