Patents by Inventor Zhen-Yuan Jiang

Zhen-Yuan Jiang 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).

  • Cleaning brush structure
    Patent number: 6625837
    Abstract: The present invention relates to a cleaning brush structure including an operation rod, a snow shovel, an angle adjuster, and a cleaning body. The angle adjuster includes a socket, two operation rings, a main base, two compression springs, and two press members. The angle adjuster can be used to adjust the usage angle of the operation rod. The cleaning body includes an elongated plate, a glass scraper, and a brush. The elongated plate has a first side formed with a scraper clipping groove for securing the glass scraper and a second side formed with a brush clipping groove for securing the brush.
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: September 30, 2003
    Inventor: Zhen-Yuan Jiang
  • Metering device for releasing water and detergent
    Patent number: 6571989
    Abstract: A metering device for releasing water and detergent has a three-way connector, a water quantity adjustment device, a detergent quantity adjustment device, and a detergent bottle. The three-way connector has a three-way channel, a first end connected to the detergent quantity adjustment device, a second end connected to the water quantity adjustment device, and a third end connected to a water outlet hose. The water quantity adjustment device has a swivel ring and a water amount control ring engaging with the swivel ring. The detergent quantity adjustment device has a rotating ring and a detergent amount control ring engaging with the rotating ring. The detergent bottle engages with the detergent amount control ring.
    Type: Grant
    Filed: January 2, 2003
    Date of Patent: June 3, 2003
    Inventor: Zhen-Yuan Jiang
  • Cleaning brush structure
    Publication number: 20020078518
    Abstract: The present invention relates to a cleaning brush structure including an operation rod, a snow shovel, an angle adjuster, and a cleaning body. The angle adjuster includes a socket, two operation rings, a main base, two compression springs, and two press members. The angle adjuster can be used to adjust the usage angle of the operation rod. The cleaning body includes an elongated plate, a glass scraper, and a brush. The elongated plate has a first side formed with a scraper clipping groove for securing the glass scraper and a second side formed with a brush clipping groove for securing the brush.
    Type: Application
    Filed: July 6, 2001
    Publication date: June 27, 2002
    Inventor: Zhen-Yuan Jiang