Patents by Inventor Youji Matsuoka

Youji Matsuoka 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).

  • Map database device, map display apparatus and recording medium capable of efficiently having and utilizing height data
    Patent number: 6621494
    Abstract: The map database device according to the present invention is employed to display a bird's eye view map achieved by converting a two-dimensional map into a display format adopting a bird's eye view method. And the map data base device includes: a height data portion in which height data respectively corresponding to altitudes of a plurality of areas into which the two-dimensional map is divided are respectively stored in correspondence to the areas.
    Type: Grant
    Filed: June 4, 2001
    Date of Patent: September 16, 2003
    Assignee: Xanavi Informatics Corporation
    Inventors: Youji Matsuoka, Katsuo Ohuchi
  • Map database device, map display apparatus and recording medium capable of efficiently having and utilizing height data
    Publication number: 20010028350
    Abstract: The map database device according to the present invention is employed to display a bird's eye view map achieved by converting a two-dimensional map into a display format adopting a bird's eye view method. And the map data base device includes: a height data portion in which height data respectively corresponding to altitudes of a plurality of areas into which the two-dimensional map is divided are respectively stored in correspondence to the areas.
    Type: Application
    Filed: June 4, 2001
    Publication date: October 11, 2001
    Applicant: Xanavi Information Corporation
    Inventors: Youji Matsuoka, Katsuo Ohuchi