ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,737, issued on March 18, was assigned to ANGEL GROUP Co. LTD. (Shiga, Japan).
"Recognition system" was invented by Yasushi Shigeta (Shiga, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A recognition system of a chip in a game parlor having a game table includes a game recording device which records a state of the chips stacked on the game table as an image using a camera and a chip determination device which analyzes an image of the state of the recorded chips to determine the number and the type of the chips bet by a player. The chip determination device has a function of storing a characteristic of an image of a predetermined state of the ...