Patents by Inventor William Robert Johnson

William Robert Johnson 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).

  • Fire extinguishing system
    Patent number: 12678643
    Abstract: A fire extinguishing system is provided, which includes: a housing having an opening; a movable door coupled to the housing to cover the opening; a hopper configured to store a fire extinguishing agent, the hopper having a hopper outlet; a movable gate coupled to the hopper to cover the hopper outlet; an expeller coupled to the hopper, the expeller having an expeller outlet; a fan coupled to the expeller; and a controller, the controller configured to activate a fire extinguishing sequence. The fire extinguishing sequence includes: moving the door to uncover the opening; moving the gate to uncover the hopper outlet; and activating the fan.
    Type: Grant
    Filed: June 12, 2024
    Date of Patent: July 14, 2026
    Inventors: Joshua Matthew Robinson, William Robert Johnson, Lincoln Robert Hennell
  • FIRE EXTINGUISHING SYSTEM
    Publication number: 20240416161
    Abstract: A fire extinguishing system is provided, which includes: a housing having an opening; a movable door coupled to the housing to cover the opening; a hopper configured to store a fire extinguishing agent, the hopper having a hopper outlet; a movable gate coupled to the hopper to cover the hopper outlet; an expeller coupled to the hopper, the expeller having an expeller outlet; a fan coupled to the expeller; and a controller, the controller configured to activate a fire extinguishing sequence. The fire extinguishing sequence includes: moving the door to uncover the opening; moving the gate to uncover the hopper outlet; and activating the fan.
    Type: Application
    Filed: June 12, 2024
    Publication date: December 19, 2024
    Inventors: Joshua Matthew Robinson, William Robert Johnson, Lincoln Robert Hennell