Patents by Inventor Robert E. Ennesser, III

Robert E. Ennesser, III 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).

  • Method and apparatus for calibrating a multiple port pump
    Patent number: 5299446
    Abstract: A method and apparatus for calibrating a multiple port metering pump includes a graduated scale mounted on the head of the pump and an indicator mounted on the body of the pump, whereby the angular orientation of a plurality of radially extending, sequentially spaced outlet ports may be adjusted relative to the pump piston to calibrate and balance the flow of fluid therethrough.
    Type: Grant
    Filed: June 28, 1991
    Date of Patent: April 5, 1994
    Assignee: Abbott Laboratories
    Inventors: Guillermo P. Pardinas, Robert E. Ennesser, III