Patents by Inventor Liangguo Qu

Liangguo Qu 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: 20140060942
    Abstract: It is an invention of a measurable collection container. The characteristic lies in that: the collection container, with weight sensor and digital weight indicator, can be used any time to collect the garbage, to weigh it and to calculate the charge based on the weight data. On two sides of the collection container are two pickup sleeves by which the truck can easily hold the measurable collection container with the garbage in it. On one side of the collection container is a movable door through which the bulky garbage can be taken into easily. There are four wheels in the bottom of the collection container, which makes the moving of the collection container more easily.
    Type: Application
    Filed: August 31, 2012
    Publication date: March 6, 2014
    Inventor: Liangguo Qu