Patents by Inventor Hidemi Takayama

Hidemi Takayama 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).

  • Image forming apparatus
    Patent number: 5896472
    Abstract: An image forming apparatus includes a moving member for conveying a recording member on which an image is to be formed, image forming units for forming marks for detection of a position of the image on the moving member, an illuminating device for illuminating the marks for detection of the position, which includes a LED light source, a detecting device for detecting the marks, and a control device for controlling the image forming units with detection signals detected by the detecting device.
    Type: Grant
    Filed: June 26, 1997
    Date of Patent: April 20, 1999
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hidemi Takayama