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. 28, 2015
Filed:
Nov. 25, 2011
Applicants:
Uk Choi, Seoul, KR;
Ju Won Kim, Seoul, KR;
Inventors:
Uk Choi, Seoul, KR;
Ju Won Kim, Seoul, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/14 (2006.01); G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
F21V 9/14 (2013.01); G02B 27/28 (2013.01);
Abstract
A polarization illumination systemaccording to the first invention of the present patent application includes an illumination means having light source means, polarizing meansfor receiving and polarizing light emitted from the light source means, a birefringence mediumfor receiving and double refracting the light emitted from the light source means and transmitted through the polarizing means. Illumination space S to which the light of the illumination means is illuminated has a polarized reflection objectthat reflects an incident light in a way that the reflected light partly or fully polarized.