Patents Assigned to Diagonal, Inc.
  • Information update system
    Patent number: 8856136
    Abstract: An object of the present invention is to provide a novel information management program or system for mutually distributing and managing information limited by an information provider in terms of target for disclosure, for example, personal contact information such as contact information and private messages.
    Type: Grant
    Filed: June 15, 2010
    Date of Patent: October 7, 2014
    Assignee: Diagonal, Inc.
    Inventor: Takashi Yamakawa