Patents by Inventor Kiyosumi Satoh

Kiyosumi Satoh 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).

  • Data processor controlled by microprograms
    Patent number: 4394735
    Abstract: A data processor which is controlled by microprograms and which can execute machine instructions having suboperation codes in addition to operation codes. In the data processor, access to a control memory is performed by using a next address data obtained by a logical operation between contents of a next address field of a micro instruction read out of the control memory by using the operation code of the above-mentioned machine instruction and a selected one of suboperation index data of a micro instruction read out from the control memory by using the suboperation code of the machine instruction.
    Type: Grant
    Filed: March 25, 1981
    Date of Patent: July 19, 1983
    Assignee: A. Aoki & Associates
    Inventors: Kiyosumi Satoh, Nobuyuki Watanabe