Patents by Inventor Takanori Sashida

Takanori Sashida 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).

  • Information network system making use of television or radio broadcasting and broadcast receiving user terminal
    Patent number: 6230325
    Abstract: The invention provides an information network system and a broadcasting receiving user terminal by which bidirectional communication can be established between a user terminal and a data base center and between the data base center and a broadcasting station so that a user can enjoy a service provided from the data base center and enjoy bidirectional communication in regard to broadcasting. The information network system includes a broadcasting receiver, a user terminal, and a data base center connected to the user terminal by a network. The broadcasting center includes a guide information addition section which adds data base accessing guide information to a broadcasting signal for a program to be transmitted.
    Type: Grant
    Filed: October 2, 1996
    Date of Patent: May 8, 2001
    Assignee: NEC Corporation
    Inventors: Kazumoto Iinuma, Takanori Sashida