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:
Apr. 13, 2010
Filed:
Mar. 23, 2007
Applicants:
Dong Ho Lee, Ulsan-si, KR;
Won Ki Cho, Yangsan-si, KR;
Min Ho Lee, Suwon-si, KR;
Inventors:
Assignee:
Samsung Mobile Display Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance Dfrom the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.