Patents by Inventor Stephen Lee White

Stephen Lee White 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).

  • SYSTEM FOR RECOVERING ENERGY FROM A HYDRAULIC LIFT
    Publication number: 20090025379
    Abstract: A hydraulic circuit that is capable of recovering even very small amounts of energy by magnifying the pressure of the return fluid such that an accumulator can be effectively charged to a suitable operating pressure. Pressurized fluid from the accumulator is then used to drive one or more hydraulic actuators.
    Type: Application
    Filed: July 8, 2008
    Publication date: January 29, 2009
    Applicant: PARKER-HANNIFIN CORPORATION
    Inventor: Stephen Lee White