Patents by Inventor David B. Hutter

David B. Hutter 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).

  • Compact gassing lance
    Patent number: 7198206
    Abstract: A compact gassing lance including tubing having a tubing plenum and a distribution opening; a supply line operably connected to supply gas to the tubing plenum; and a screen attached to the tubing over the distribution opening and forming a screen plenum; wherein the screen plenum receives directional gas flow from the distribution opening and laminarizes the directional gas flow.
    Type: Grant
    Filed: August 2, 2004
    Date of Patent: April 3, 2007
    Assignee: Clear Lam, Inc.
    Inventors: F. Javier Soria, David B. Hutter, Asim B. Siddiqui, John E. Sanfilippo, James J. Sanfilippo
  • Weighing scale
    Patent number: 4850443
    Abstract: A weighing scale is disclosed with high accuracy and speed and minimal response to vibrations having a balanced mass construction and including a variable capacitance load cell coupled to the load side of the scale and having a spring rate substantially greater than the spring rate of the remaining scale components.
    Type: Grant
    Filed: September 13, 1988
    Date of Patent: July 25, 1989
    Assignee: Triangle Package Machinery
    Inventors: Steve P. Bergholt, King L. Klopfenstein, David B. Hutter