Patents by Inventor Darby B. Makel

Darby B. Makel 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).

  • Patent number: 5586050
    Abstract: A remotely controllable apparatus, system and method for monitoring, inventory, controlling and reporting on the filling, refilling and dispensing of Liquified Natural Gas (LNG) at portable temporary or semi-permanent field-located storage and dispensing stations, including a portable storage tank, and an associated portable pump and control skid, which skid includes: an on-site microprocessor control system having: security features; pump, fill and dispense connections; an LNG leak detection system; a communications link (typically an RF cellular phone system) to a host computer; a dispensing and refilling sales authorization and initiation system (typically a card reader of the credit, access or proximity card types); and a remotely located host computer having a full suite of features including: inventory, monitoring, security and access control; operational control; financial and transaction record keeping and report generation; and emergency warning and shut-down.
    Type: Grant
    Filed: August 10, 1994
    Date of Patent: December 17, 1996
    Assignee: Aerojet General Corp.
    Inventors: Darby B. Makel, Earl D. Jansa, Daniel V. Cahill, Timothy W. Bickmore