Patents by Inventor Kanji Yokokawa

Kanji Yokokawa 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 compounding method and device for connecting a plurality of adjacent images on a map without performing positional displacement at their connections boundaries
    Patent number: 5768439
    Abstract: Images on a plurality of adjacent maps are accurately connected without performing positional displacement at their connecting boundaries, thereby obtaining a single seamless image. A plurality of corresponding points to be connected are specified on adjacent images. The amount of movement for each picture element on the image is calculated in order to make the specified corresponding points coincide. All of the picture elements in the image which are to coincide are moved according to the results of the calculations.
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: June 16, 1998
    Assignee: Hitachi Software Engineering Co., Ltd.
    Inventors: Toyoaki Suzuka, Kanji Yokokawa, Naruto Takasaki