Patents by Inventor Stephen Geoffrey Brown

Stephen Geoffrey Brown 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).

  • PATIENT ALARM SYSTEM AND DEVICE THEREFOR
    Publication number: 20160125728
    Abstract: An activation device for a patient alarm system. The activation device comprises a resiliently deformable bladder defining an internal volume and a pressure switch in fluid communication with the internal volume and connected to an alarm system. Squeezing the resiliently deformable bladder operates the pressure switch, which activates the alarm system.
    Type: Application
    Filed: October 29, 2015
    Publication date: May 5, 2016
    Inventors: Alexander William Walker, Robert William White, Daniel Weiss, Peter Collin Schumacher, Daniel McLean, Martin Howard Priestman Freney, Stephen Geoffrey Brown, Timothy John Hooper
  • Propulsive unit for an aircraft
    Patent number: 8857760
    Abstract: This invention relates to a propulsive unit for an aircraft, comprising: a nacelle which defines a duct for channeling an airflow when in use and which provides an outwardly facing surface of the propulsive unit, the outwardly facing surface having an aerodynamic shape; a fan unit for accelerating the airflow within the duct when in use; wherein the duct has an inlet and an outlet and the nacelle is operable to adjust the either or both of the area of the inlet and outlet while substantially retaining the aerodynamic shape of the outwardly facing surface.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: October 14, 2014
    Assignee: Rolls-Royce PLC
    Inventors: Stephen Geoffrey Brown, Lorenzo Raffaelli