Patents by Inventor Yukio Itou

Yukio Itou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Coin sorting device
    Patent number: 5647469
    Abstract: The coin sorting device is equipped with a coin passage which guides coins that are inserted via a coin insertion opening, a gate plate for opening and closing the coin passage, a coin jamming detection sensor which is installed at an intermediate point in the coin passage, for detecting the jamming of coins passing through the coin passage, and a gate plate opening mechanism which is actuated by a detection signal from the detection sensor, and which automatically opens and closes the gate plate.
    Type: Grant
    Filed: September 20, 1995
    Date of Patent: July 15, 1997
    Assignee: Kabushiki Kaisha Nippon Conlux
    Inventors: Ryoji Yamagishi, Yukio Itou