Patents by Inventor Barry Stephens

Barry Stephens 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).

  • BIDIRECTIONAL WATER TURBINE
    Publication number: 20130071240
    Abstract: A bidirectional water turbine comprising: an upstream rotor module and a downstream rotor module, each of the upstream and downstream rotor modules carrying a rotor comprising a plurality of blades; wherein the upstream and downstream rotor modules are individually removable from the turbine, the turbine being configured to operate with one of the upstream and downstream rotor modules removed.
    Type: Application
    Filed: January 20, 2011
    Publication date: March 21, 2013
    Applicant: ROLLS-ROYCE PLC
    Inventors: Adam Philip Chir, Barry Stephens, Keith Heasman, Bryn Goodhead
  • Pop up packet
    Patent number: D898583
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: October 13, 2020
    Inventors: Ashley Beardsall, Barry Stephens, Richard Sargent