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:
Oct. 02, 2007
Filed:
Dec. 19, 2002
Eiji Aida, Tokyo, JP;
Keiri Yoshioka, Tokyo, JP;
Eiji Aida, Tokyo, JP;
Keiri Yoshioka, Tokyo, JP;
Konami Gaming Incorporated, Las Vegas, NV (US);
Abstract
Each of a plurality of reels is provided with a plurality of symbols including at least one special symbol. At least one payline is extending across the reels. At least one electro-optical panel includes a first transparent substrate and a second transparent substrate which sandwiches an electro-optical substance therebetween. At least one of the first transparent substrate and the second transparent substrate is formed with at least one bored portion having a shape substantially coincident with an contour of the special symbol, the electro-optical panel disposed in front of each of the reels such that the bored portion is placed on the payline. A controller controls a state of the electro-optical substance in accordance with a predetermined rule to adjust a transparency of the electro-optical panel.