Patents by Inventor Jeff Shuman

Jeff Shuman 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).

  • NEEDLE VALVE
    Publication number: 20120132840
    Abstract: A needle valve includes a body, a needle assembly sized to be received in the body, and a handle sized to move the needle assembly relative to the body. A captive screw may be provided and is sized to mount the handle to the needle assembly. Further, a packing gland may be provided and is sized to be received in the body and sized to cover a portion of the needle assembly. An inert material, such as a nylon patch, is applied to a portion of the packing gland to lock the packing gland within the body. The needle valve could include a two piece, non-rotating stem.
    Type: Application
    Filed: July 13, 2011
    Publication date: May 31, 2012
    Applicant: INNOVATIVE PRESSURE TECHNOLOGIES
    Inventors: Jeff Shuman, Kent Hemme, Jason Anderson