Patents by Inventor Mamoru Ikezawa

Mamoru Ikezawa 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: 6463859
    Abstract: A riding type game machine system includes a vehicle movable along a path with a player riding therein and a plurality of game stages arranged along the path. At least one of the game stages is adapted to perform a contact type game having an input operation performed by the player touching a target. The contact type game is, for example, a target hitting game, which is a familiar game for the player compared with a non-contact type game such as a shooting game using infrared ray.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: October 15, 2002
    Assignee: Namco Limited
    Inventors: Mamoru Ikezawa, Tetsuo Tsuchiya, Tatsuya Yamazaki
  • Patent number: 5127657
    Abstract: The present invention provides an amusement system having a play zone consisting, in combination, of a plurality of game stages and including a travel path extending through the respective game stages; at least one carrier for receiving a player or players thereon and for moving along the travel path while causing the player or players to play a game at each of the game stages; a score processor for processing the score of the player or the scores of the players; and a representing device for representing the game in each of the game stages, the representing device providing a multi-story game by changing the game presentation mode at a game stage through which the carrier is moving or will move, depending on the total carrier score won by the player or players on the carrier.
    Type: Grant
    Filed: September 26, 1990
    Date of Patent: July 7, 1992
    Assignees: Namco Ltd., Togo Japan, Inc., N & T Co., Ltd., Akatsukikougei Kabushiki Kaisha
    Inventors: Mamoru Ikezawa, Keiji Mochino
  • Patent number: 4976438
    Abstract: A multi-player type video game playing system permits a plurality of players to play and enjoy a game within the common game space. The video game has a cylinder-shaped screen; a plurality of projectors arranged and allocated to project a game scene continuously extending around the entire circumference of the cylindrical screen; a plurality of players' operating sections arranged radially toward the screen; and an image processor for computing a game scene to be projected onto the screen in accordance with input signals from the players' operating sections and a predetermined game program. The image signals representative of the computed game scene are supplied to the projectors to form the game scene continuously extending around the entire circumference of the screen, whereby any one of the players can face and observe a transversely widened game scene covering the entire field of view for that player such that all the players can enjoy the game with increased reality.
    Type: Grant
    Filed: March 12, 1990
    Date of Patent: December 11, 1990
    Assignee: Namco Ltd.
    Inventors: Koichi Tashiro, Mamoru Ikezawa, Takashi Sano, Kosei Matsuura, Hajime Nakatani