Patents by Inventor Cornelius Jacob Grootenboer

Cornelius Jacob Grootenboer 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).

  • Method and controller for controlling shutdown of a processing unit
    Patent number: 5781770
    Abstract: A processor shelf controller monitors processor shelf status. On shutdown or reset request either initiated by a central controller or the processor shelf, the processor shelf controller provides at least a first timer that allows the operating processor shelf sufficient time to shutdown operating system processes. For graceful shutdowns, a second timer is provided to allow the operating processor shelf to clear all application related processes prior to start of the first timer.
    Type: Grant
    Filed: October 24, 1996
    Date of Patent: July 14, 1998
    Assignee: Northern Telecom Limited
    Inventors: Russell Francis Byers, Joseph Marcel Gilles Duchaine, Michael Leonard Schuett, Cornelius Jacob Grootenboer