Patents by Inventor JAMES NOURSE

JAMES NOURSE 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).

  • BRANCH CIRCUIT EMERGENCY LIGHTING TRANSFER SWITCH UTILIZING RELAY CONTROLS AND SAFETY RELAY FOR LOAD POWER CONTROL
    Publication number: 20220416569
    Abstract: A device, system and method for sequenced switching of a transfer switch. The method includes receiving a first monitoring signal indicating either one of an actuation of a fire alarm system or a first change of state in a primary power source from an on state to an off state. The method includes opening a first control relay connected to the primary power source and a second control relay connected to the secondary power source. The method further includes switching a safety relay from a first connection to the primary power source to a second connection to the secondary power source.
    Type: Application
    Filed: November 20, 2020
    Publication date: December 29, 2022
    Inventors: JAMES NOURSE, THOMAS STOLL, MADAN VENN, MOHAMMAD AMINI
  • Emergency inverter and emergency lighting system
    Patent number: 10432021
    Abstract: Embodiments of the present disclosure relate to an emergency inverter and an emergency lighting system. The emergency inverter comprises a power detecting module and a dimming signal generating module. The power detecting module is configured to detect an output power of the emergency inverter in an emergency state. The dimming signal generating module is coupled to the power detection module and configured to generate a dimming signal based on the output power of the emergency inverter in the emergency state.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: October 1, 2019
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Xi Quan Shen, James Nourse, Han Lu, Jerzy Janczak
  • EMERGENCY INVERTER AND EMERGENCY LIGHTING SYSTEM
    Publication number: 20170033598
    Abstract: Embodiments of the present disclosure relate to an emergency inverter and an emergency lighting system. The emergency inverter comprises a power detecting module and a dimming signal generating module. The power detecting module is configured to detect an output power of the emergency inverter in an emergency state. The dimming signal generating module is coupled to the power detection module and configured to generate a dimming signal based on the output power of the emergency inverter in the emergency state.
    Type: Application
    Filed: July 27, 2016
    Publication date: February 2, 2017
    Inventors: XI QUAN SHEN, JAMES NOURSE, HAN LU, JERZY JANCZAK