Patents Assigned to Yakichiro Sakai
  • Interactive communication apparatus
    Patent number: 7425977
    Abstract: An interactive communication apparatus easy for use with a function of TV phone for providing a user with useful audio/visual information.
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: September 16, 2008
    Assignee: Yakichiro Sakai
    Inventor: Yakichiro Sakai