Patents by Inventor Tadahiko Nakao

Tadahiko Nakao 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).

  • Videotext communication network with a receiving terminal that automatically preforms operations to network responsive to predetermined schedule
    Patent number: 5218708
    Abstract: An automatic information receiving terminal device in a character/graphic information network system including a videotex communication network or a public communication network (telephone network) is connected to an information center through the videotex or public communication network so that various items of image information from the information center can be received by the terminal device. The terminal device having an internal clock and a time setting unit. The terminal device can automatically receive or reproduce desired information at an each time preset by the time setting means, so that the terminal device can automatically be operated without manual intervention so as to give emergency information or the like timely to a number of people.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: June 8, 1993
    Assignees: Zaidanhouzin Kasenzyouho-Senta, Hitachi, Ltd., Kabushiki Kaisha Toshiba, Mitsubishi Denki Kabushiki Kaisha, Nihon Musen Kabushiki Kaisha, Fujitsu Limited
    Inventors: Yoshiyuki Kanbayashi, Tadahiko Nakao, Yasuo Koiwai, Shigeyuki Shimauchi, Tetsuro Sato, Yasuo Misawa, Youichi Suzuki, Touru Uruno, Masayuki Doi, Shigeru Suzuki, Susumu Miyamoto