Patents by Inventor Xiaojian Tao

Xiaojian Tao 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).

  • Fast and accurate tire pressure charge controller
    Patent number: 6067850
    Abstract: A fast and accurate pressure charge controller to inflate a tire or a pressure container to a desired pressure with an air or a gas compressor supplied pressure without regulation of the supplied pressure and without using a pressure gauge or any hand-held pressure measurement device to measure the charged pressure at the vicinity of the tire or the container, to stop charging and to send out either an audio or a visual signal when desired tire or the container's pressure is reached. The controller is also able to release over charged tires or pressure containers to desired pressure.
    Type: Grant
    Filed: July 9, 1997
    Date of Patent: May 30, 2000
    Inventors: Yu Lang, Xiaojian Tao