Patents by Inventor Richard Lucian Touchette

Richard Lucian Touchette 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).

  • Non obstructive pressure differential valve
    Patent number: 7891236
    Abstract: A pressure differential valve apparatus that includes a valve, the valve having a valve head and a valve stem connected perpendicular to the valve head, the valve head having a valve face with an opening that continues inside an interior of the valve head to an intersection with the valve stem and along a length of the valve stem to a top of the valve stem, wherein the apparatus allows unobstructed pressure readings when the valve face is rotated in a radial direction within an area of flow of a cylinder head.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: February 22, 2011
    Inventor: Richard Lucian Touchette
  • NON OBSTRUCTIVE PRESSURE DIFFERENTIAL VALVE
    Publication number: 20100037685
    Abstract: A pressure differential valve apparatus that includes a valve, the valve having a valve head and a valve stem connected perpendicular to the valve head, the valve head having a valve face with an opening that continues inside an interior of the valve head to an intersection with the valve stem and along a length of the valve stem to a top of the valve stem, wherein the apparatus allows unobstructed pressure readings when the valve face is rotated in a radial direction within an area of flow of a cylinder head.
    Type: Application
    Filed: August 14, 2008
    Publication date: February 18, 2010
    Inventor: Richard Lucian Touchette