Patents by Inventor Henry J. Hibshman

Henry J. Hibshman 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).

  • Storage systems for heat or cold including aquifers
    Patent number: 4577679
    Abstract: Systems and methods for storing heat or cold in aquifers in the form of hot or cold water, making use of one or more above-ground subsystems for collecting or utilizing the aquifer-stored heat and/or cold. A salient feature of the aquifer storage systems and methods of the present invention includes means and techniques for at least partially controlling or neutralizing the hydraulic gradients in the aquifer area.
    Type: Grant
    Filed: October 25, 1978
    Date of Patent: March 25, 1986
    Inventor: Henry J. Hibshman