Patents by Inventor John M. Schlarb

John M. Schlarb 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 checking and troubleshooting package for an electronic metering device
    Patent number: 5469049
    Abstract: An integral electronic meter system diagnostics package including a microprocessor, storage memory, logic for automatically and periodically performing a pre-select series of system diagnostic tests, and recording any results which exceed predefined programmable thresholds, and display means for displaying error and/or diagnostic messages identifying selected diagnostic data and/or errors discovered in the meter tests during a predefined period.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: November 21, 1995
    Assignee: Schlumberger Industries, Inc.
    Inventors: Forrest W. Briese, Charles C. Hyder, John M. Schlarb, Christophe J. A. Fouquet, Coy S. Lowe