Patents by Inventor Johnpaul Barrieau

Johnpaul Barrieau 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).

  • Emergency lighting system with improved monitoring
    Publication number: 20050057353
    Abstract: An emergency lighting unit includes a lamp, a backup battery, and controller and a network interface. The controller connects the backup battery to the lamp upon detection of an emergency condition and loss of main power. The network interface interfaces with and receives commands via a fire alarm network. Each emergency lighting unit has a unique identifier with respect to the fire alarm network.
    Type: Application
    Filed: September 3, 2004
    Publication date: March 17, 2005
    Applicant: SimplexGrinnell LP
    Inventors: Mark Barrieau, Johnpaul Barrieau, Jeffrey Brooks