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. 29, 2009
Filed:
Aug. 30, 2005
Applicants:
Shih-yi Chuang, Kaohsiung, TW;
Tu-yi Wu, Kaohsiung, TW;
Inventors:
Shih-Yi Chuang, Kaohsiung, TW;
Tu-Yi Wu, Kaohsiung, TW;
Assignee:
Eternal Chemical Co., Ltd., Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/32 (2006.01); B32B 5/16 (2006.01); B32B 27/36 (2006.01); B32B 27/38 (2006.01); B32B 27/40 (2006.01); B32B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention pertains to an optical film comprising a transparent substrate and at least one coating coated on the surface of the substrate. The coating comprises a polymeric matrix and inorganic nano particles dispersed therein. The inventive optical film possesses a light-focusing structure. The present invention further provides a method for enhancing the brightness of the panel boards of liquid crystal displays.