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.

Date of Patent:
Feb. 20, 2018

Filed:

Aug. 06, 2015
Applicants:

Universal Entertainment Corporation, Koto-ku, Tokyo, JP;

Aruze Gaming America, Inc., Las Vegas, NV (US);

Inventors:

Keiichi Kojima, Tokyo, JP;

Hiroshi Takahashi, Tokyo, JP;

Tetsuya Yokota, Tokyo, JP;

Yukinori Inamura, Tokyo, JP;

Takeshi Narita, Tokyo, JP;

Yuji Miyagawa, Tokyo, JP;

Takuto Nakayama, Tokyo, JP;

Atsuya Takano, Tokyo, JP;

Erika Turchi, Tokyo, JP;

Toshihiko Honda, Tokyo, JP;

Keisuke Kajino, Tokyo, JP;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G07F 17/00 (2006.01); G07F 17/34 (2006.01); G07F 17/32 (2006.01);
U.S. Cl.
CPC ...
G07F 17/34 (2013.01); G07F 17/326 (2013.01); G07F 17/3213 (2013.01);
Abstract

Probability of prize occurrence is easily controlled without provision of a blank between symbols on a reel. A gaming machine comprises: a lower image display panel configured to variably display a plurality of symbol arrays with a plurality of symbols including normal symbols and specific symbols more advantageous than the normal symbols, and then display a game result by rearranging the symbols in a symbol display region containing a matrix of cells; bet buttons capable of receiving a bet; and a controller configured to run a normal game which rearranges symbols on the symbol display device on condition that a bet is placed, the controller is configured to modify the symbols arrayed in the plurality of symbol arrays, so that the ratios of the specific symbols to the total number of the symbols in all the symbol arrays increases with an increase in the bet amount.


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