Patents Assigned to Placo Corporation Ltd.
  • Bubble generating assembly
    Patent number: 6315627
    Abstract: A bubble producing assembly has a plurality of bubble producing devices. Each bubble producing device has at least one loop, a fan positioned adjacent the at least one loop, and a motor coupled to the fan. The assembly has a control mechanism coupled to each motor of each bubble producing device for simultaneously actuating each motor to cause separate bubbles to be simultaneously produced.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: November 13, 2001
    Assignee: Placo Corporation Ltd.
    Inventor: Douglas Thai