Patents by Inventor Liu YINGJIE

Liu YINGJIE 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: 20240216192
    Abstract: An electric office wheelchair used as either an office chair or an electric wheelchair. The chair includes a chair back, a seat, armrests, casters, a support, a chassis, a telescopic device, and a driving device. The chair back is connected to the seat. The armrests are connected to the chair back. The upper portion of the support is connected to the seat, the middle portion of the support is connected to the chassis, and the lower portion of the support is connected to the telescopic device. The telescopic device is connected to the driving device with two electric wheels. The wheelchair is more agile than other electric wheelchairs. Moreover, the design of two wheels located directly under the seat allows the wheelchair to make a 360° turn in situ, making it more suitable for both office use and home use.
    Type: Application
    Filed: December 20, 2023
    Publication date: July 4, 2024
    Inventor: Liu YINGJIE