Patents by Inventor LeRoy N. Gutknecht

LeRoy N. Gutknecht 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).

  • Patent number: 5103081
    Abstract: A gaming chip that has a circular bar code imprinted thereon so as to convey information about the issuer of the chip, the chip's denomination, and a serial number which can be utilized to verify the authenticity of the chip. A chip validating device rotates the chip while being maintained in a stationary linear position, such that the encoded information is repeatedly passed before a stationary bar code reader. The validator then uses this information to determine the authenticity of the chip, to indicate the denomination of the chip being wagered, and to accept or reject the chip.
    Type: Grant
    Filed: May 23, 1990
    Date of Patent: April 7, 1992
    Assignee: Games of Nevada
    Inventors: Laren D. Fisher, Leonard I. Vedeen, LeRoy N. Gutknecht
  • Patent number: 4496160
    Abstract: A game apparatus has a cabinet defining a playing area, a plurality of coin slots, and a rotable, ribbed, drum beneath the slots for projecting an accepted can within the playing area. In a lower portion of the playing area are two shelves onto which projected coins may fall, the shelves being traversed by pusher bars which push collected coins towards the edge of the respective shelf. In an upper portion of the playing area are a plurality of baskets containing sensors actuated by a coin passing through a basket to secure a predetermined award. Suitably one of the baskets is movable.
    Type: Grant
    Filed: December 14, 1982
    Date of Patent: January 29, 1985
    Inventors: Michael Wichinsky, LeRoy N. Gutknecht