Patents by Inventor Yuyong Zhao

Yuyong Zhao 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).

  • Publication number: 20210145103
    Abstract: A personal portable cooling device that produces cold air using a fan and cooling chip. The device is powered by a battery, solar panel or a combination of battery and solar panel. The cold air is directed towards the user's head perimeter through a circular pipe with vent holes around the perimeter.
    Type: Application
    Filed: November 17, 2019
    Publication date: May 20, 2021
    Inventor: Yuyong Zhao
  • Publication number: 20120284938
    Abstract: A dishwasher that uses the abrasive force of brushes to clean dishes. The dish is held in place from the top by a rack made of parallel bars so the top oscillating brush can pass through the rack and clean the outside of the dish. The dish is held in place below by the axle of the bottom rotating brush so the brush rotates to clean the inside of the dish. The dishwasher also consists of a rotating rack that holds the dish in place at the start and during the rinse cycle. The rotating rack consists of bars that support the dish, water slot to guide rinse water to the rinse chamber, and a moving cover that regulates the flow of the washing fluids to appropriate chambers.
    Type: Application
    Filed: May 8, 2012
    Publication date: November 15, 2012
    Inventor: Yuyong Zhao
  • Publication number: 20080011338
    Abstract: A dish rack consists of horizontal and vertical water conduits, with a plurality of vertical water conduits connected to each horizontal water conduit. Each vertical water conduit has a number of upward angled water nozzles. A water supply switch box is connected to said dish rack. Said switch box is connected to a water pump through an extendible hose. Said switch box directs pressured water to two said horizontal water conduits on said dish rack at a time. Pressured water is then forced out through nozzles on said vertical water conduits. Kitchen ware is washed directly by pressured water.
    Type: Application
    Filed: July 16, 2006
    Publication date: January 17, 2008
    Inventor: Yuyong Zhao