Patents by Inventor Phill Lai

Phill Lai 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).

  • COOLING FAN
    Publication number: 20020079754
    Abstract: A cooling fan includes a circuit board fixedly mounted inside a housing around a shaft to hold a fixed winding assembly, a fan blade assembly coupled to the shaft of the housing, the fan blade assembly having a countersunk hole at the center of the hub thereof, an axle bearing secured to the shaft of the housing to support rotation of the fan blade assembly on the shaft, and a ring magnet fixedly mounted inside the fan blade assembly for enabling the fan blade assembly to be rotated on the shaft upon connection of electricity to the winding assembly.
    Type: Application
    Filed: December 26, 2000
    Publication date: June 27, 2002
    Inventor: Phill Lai
  • Cooling fan
    Patent number: 6400049
    Abstract: A cooling fan includes a circuit board fixedly mounted inside a housing around a shaft to hold a fixed winding assembly, a fan blade assembly coupled to the shaft of the housing, the fan blade assembly having a countersunk hole at the center of the hub thereof, an axle bearing secured to the shaft of the housing to support rotation of the fan blade assembly on the shaft, and a ring magnet fixedly mounted inside the fan blade assembly for enabling the fan blade assembly to be rotated on the shaft upon connection of electricity to the winding assembly.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: June 4, 2002
    Inventor: Phill Lai