Patents by Inventor John Hunt Christian

John Hunt Christian 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).

  • Production control apparatus
    Patent number: 4120629
    Abstract: Utilization of production equipment with diverse throughput rates is optimized by a central random access article storage apparatus disposed centrally of peripherally positioned production equipment. Computer controls enable fully automatic sequencing of production flow. The storage apparatus provide transient storage and article queuing during intermediate successive production steps. The computer control enables automatic article tracking for quality control as well as diagnosis of automatic production equipment problems.
    Type: Grant
    Filed: July 6, 1976
    Date of Patent: October 17, 1978
    Assignee: International Business Machines Corporation
    Inventors: John Hunt Christian, James Leroy Overacker