Patents by Inventor Atsushi Arami

Atsushi Arami 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).

  • System and method for updating database of customers' telephone numbers
    Patent number: 5920610
    Abstract: A telephone number status is rapidly and easily examined to update a telephone number list. Telephone numbers stored in a telephone number list are sequentially transmitted from an ISDN line to a telephone line in a digital communication mode for making calls, and the status of each called telephone line is determined from connection information or from a line disconnect reason received from an associated station.
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: July 6, 1999
    Assignees: Synform Co., Ltd., Arasat Corporation
    Inventors: Atsushi Arami, Hiroshi Satoh