Patents by Inventor Gary Pierko

Gary Pierko 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).

  • SHUT-OFF VALVE SYSTEM
    Publication number: 20070095400
    Abstract: A shut-off valve system operative to shut-off flow through a pipe or other conduit in response to one or more fault conditions, including in particular high current that may cause damage to piping or other components downstream of the shut-off valve. The high current may result from a lightning strike inducing high current flow through the conduit and fluid flow components connected inline with the conduit.
    Type: Application
    Filed: November 3, 2006
    Publication date: May 3, 2007
    Applicant: PARKER-HANNIFIN CORPORATION
    Inventors: Thomas Bergquist, Gary Pierko, William Henninger