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. 18, 2013
Filed:
Jun. 08, 2009
Woon-yong Park, Gyeonggi-do, KR;
Woon-yong Park, Gyeonggi-do, KR;
Tovis Co., Ltd., Incheon, KR;
Abstract
A game machine includes: a liquid crystal display including a liquid crystal panel and a back light unit disposed; and at least one reel which is disposed behind the back light unit and on which a plurality of symbols are disposed. The back light unit includes: a pair of transparent plates which are disposed to face each other, transparent electrodes being formed on corresponding predetermined areas the transparent plates; a polymer dispersed liquid crystal layer which is formed in a space between the transparent plates; and a light source module including a frame which is disposed behind the transparent plates, an area of the frame corresponding to the predetermined area being empty or transparent, and a planar light source or a plurality of light sources which is mounted to the frame to be disposed at an area corresponding to the predetermined area of the transparent plates.