Patents Represented by Attorney Jerry Seiler

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  • Battery condition monitoring system
    Patent number: 4839597
    Abstract: The present invention is an improved method and apparatus for monitoring a battery supply by comparing the monitored battery voltage against average discharge information for the battery supply recommended for the apparatus, estimating battery life after receiving a prompt to do so and, automatically and periodically prompting the estimated battery life calculation.
    Type: Grant
    Filed: October 8, 1987
    Date of Patent: June 13, 1989
    Assignee: Hudson Oxygen Therapy Sales Company
    Inventor: Robert O. Rowland