Patents by Inventor Tetsuya Yokotani

Tetsuya Yokotani 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).

  • ATM communication network system with common system information storage
    Patent number: 5654965
    Abstract: In an ATM communication network system comprising plural ATM terminals 1a to if respectively having individual real memories 38a to 38f to transmit and receive ATM cells and ATM switching apparatus 2a, 2c and 2e for switching the ATM cells transmitted and received among the ATM terminals 1a to if and setting a broadcast connection 4a designating the respective ATM terminals 1a to if as the transmitting ATM terminals, the virtual memory 3 may be realized on the real memories 38a to 38f of the ATM terminals 1a to if by periodically performing the broadcast cell communications using the broadcast connection 4a designating all the ATM terminals 1a to if in the present system as the transmitting apparatuses.
    Type: Grant
    Filed: October 16, 1995
    Date of Patent: August 5, 1997
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Toshiyuki Takahashi, Tatsuki Ichihashi, Kazuyuki Kashima, Tetsuya Yokotani, Keiichi Soda