Patents by Inventor Zhengming He

Zhengming He 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).

  • Children's pull wagon
    Patent number: 11673591
    Abstract: A collapsible children's pull wagon having four wheels and an upper loop frame pivotably attached to a lower loop frame. There is a hub to which a pull bar and a front axle is coupled to. The front axle is capable of rotating along a vertical axis of the hub in order to change the direction of travel. The pull wagon can easily collapse by releasing a support frame which directly connects the rear end of the upper loop frame to the rear end of the lower loop frame.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: June 13, 2023
    Assignee: NINGBO MATRIX TRADING CO., LTD.
    Inventors: Wenjie Wang, Zhengming He, Libo Song
  • Folding wagon
    Patent number: 11247708
    Abstract: A folding wagon allowing a user initiate a folding action by pressing or stepping down on a lever disposed on the front end, the rear end, or both ends of the folding wagon.
    Type: Grant
    Filed: February 20, 2019
    Date of Patent: February 15, 2022
    Inventors: Wenjie Wang, Zhengming He, Libo Song
  • Children's Pull Wagon
    Publication number: 20210403064
    Abstract: A collapsible children's pull wagon having four wheels and an upper loop frame pivotably attached to a lower loop frame. There is a hub to which a pull bar and a front axle is coupled to. The front axle is capable of rotating along a vertical axis of the hub in order to change the direction of travel. The pull wagon can easily collapse by releasing a support frame which directly connects the rear end of the upper loop frame to the rear end of the lower loop frame.
    Type: Application
    Filed: June 29, 2021
    Publication date: December 30, 2021
    Inventors: Wenjie Wang, Zhengming He, Libo Song
  • Folding cot
    Patent number: 11116323
    Abstract: This folding cot has a frame including a first rail member and a second rail member, a sheet material coupled to the frame and extending between the first and second rail members thereof, and a plurality of foldable leg assemblies where each leg assembly being pivotally connected to the first and second rail members, and wherein each leg assembly further includes a first leg pivotally coupled to a second leg. There is a tension spring having a first end attached to the first leg and a second end attached to the second leg.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: September 14, 2021
    Inventors: Wenjie Wang, Zhengming He, Libo Song
  • Folding Cot
    Publication number: 20200315361
    Abstract: A folding cot having a tension spring disposed between two legs and corner straps that remain attached to the rails during folding and unfolding of the cot.
    Type: Application
    Filed: April 8, 2020
    Publication date: October 8, 2020
    Inventors: Wenjie Wang, Zhengming He, Libo Song
  • FOLDING WAGON
    Publication number: 20200207392
    Abstract: A folding wagon allowing a user initiate a folding action by pressing or stepping down on a lever disposed on the front end, the rear end, or both ends of the folding wagon.
    Type: Application
    Filed: February 20, 2019
    Publication date: July 2, 2020
    Inventors: Wenjie Wang, Zhengming He, Libo Song