Patents by Inventor Kazuyuki Kubo

Kazuyuki Kubo 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).

  • Microcomputer having a ram for storing parity bits
    Patent number: 4355393
    Abstract: A microcomputer which controls a device or apparatus in accordance with a control program prestored in a Read Only Memory included in the microcomputer, further comprises a Random Access Memory for storing parity bits of the control program. The data indicative of the control program prestored in the Read Only Memory are read out in sequence and are fed to a central processing unit of the microcomputer so that parity bits of the prestored data are produced and then stored in the Random Access Memory. The parity bits stored in the Random Access Memory are used to check whether the prestored data are correct or not.
    Type: Grant
    Filed: January 30, 1980
    Date of Patent: October 19, 1982
    Assignee: Hitachi Koki Company, Limited
    Inventors: Kazuyuki Kubo, Shigenobu Katagiri