Patents by Inventor Obl Katsuhito

Obl Katsuhito 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).

  • Sensor for coordinate input device
    Patent number: 7307616
    Abstract: A sensor for a coordinate input device includes an x-direction loop coil group including a plurality of loop coils arranged in an x direction, each loop coil having at least two linear sections perpendicular to the x direction, and a y-direction loop coil group including a plurality of loop coils arranged in a y direction, each loop coil having at least two linear sections perpendicular to the y direction. A terminal portion including a plurality of terminals is provided in the vicinity of an edge portion of the x-direction or y-direction loop coil group. Lines are disposed between the linear sections of the loop coils of the x-direction loop coil group or the y-direction loop coil group to provide connections between the terminals of the terminal portion and the corresponding loop coils of the x-direction loop coil group and the y-direction loop coil group.
    Type: Grant
    Filed: November 24, 2004
    Date of Patent: December 11, 2007
    Assignee: Wacom Co., Ltd.
    Inventors: Obl Katsuhito, Toshihiko Horie, Koborl Takeshi
  • Sensor for coordinate input device
    Publication number: 20050134260
    Abstract: A sensor for a coordinate input device includes an x-direction loop coil group including a plurality of loop coils arranged in an x direction, each loop coil having at least two linear sections perpendicular to the x direction, and a y-direction loop coil group including a plurality of loop coils arranged in a y direction, each loop coil having at least two linear sections perpendicular to the y direction. A terminal portion including a plurality of terminals is provided in the vicinity of an edge portion of the x-direction or y-direction loop coil group. Lines are disposed between the linear sections of the loop coils of the x-direction loop coil group or the y-direction loop coil group to provide connections between the terminals of the terminal portion and the corresponding loop coils of the x-direction loop coil group and the y-direction loop coil group.
    Type: Application
    Filed: November 24, 2004
    Publication date: June 23, 2005
    Inventors: Obl Katsuhito, Toshihiko Horie, Koborl Takeshi