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:
Jun. 26, 2001
Filed:
Dec. 04, 1998
Applicant:
Inventors:
Sung Tae Kim, Seoul, KR;
Tae Min Kim, Anyang-Shi, KR;
Yang Kook Kim, Anyang-Shi, KR;
Hee Nam Hwang, Sungnam, KR;
In Sun Kim, Ansan-Shi, KR;
Assignee:
LG Cable & Machinery Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 ; G02F 1/13 ; C09K 1/902 ;
U.S. Cl.
CPC ...
G02F 1/1335 ; G02F 1/13 ; C09K 1/902 ;
Abstract
The present invention relates to a method for manufacturing a polarization film for a liquid crystal display and, more particularly, to a method for manufacturing a polarization film having improved wide band characteristics and improved reflectivity by binding together plural liquid crystal films having different selective light-reflecting central wavelengths.
Kim, Sung. (2001). Method for manufacturing a wide band polarization film (U.S. Patent No. 6252640). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6252640
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile