Patents by Inventor Ruizhuan Feng

Ruizhuan Feng 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).

  • Electric bicycle frame
    Patent number: D917348
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: April 27, 2021
    Assignees: SHENZHEN CONCEPTS WIT TECHNOLOGY CO., LTD., HUAI AN PX INDUSTRIAL DESIGN CO., LTD.
    Inventors: Cheng Shi, Ruizhuan Feng, Hengfei Tao
  • Electric bicycle
    Patent number: D957291
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: July 12, 2022
    Assignees: GUANGZHOU BIONC INTELLIGENT SPORT EQUIPMENT CO., LTD, HUAIAN PX INTELLIGENT MANUFACTURING CO., LTD.
    Inventors: Junlin Deng, Ruizhuan Feng, Jingjing Fan, Yonghua Cao
  • Electric tricycle
    Patent number: D982484
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: April 4, 2023
    Assignee: HUAIAN PX INDUSTRIAL DESIGN CO., LTD
    Inventors: Ruizhuan Feng, Yonghua Cao, Jingjing Fan
  • Electric bicycle
    Patent number: D1024853
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: April 30, 2024
    Assignee: Huaian PX Intelligent Manufacturing Co., Ltd.
    Inventors: Ruizhuan Feng, Yonghua Cao, Jingjing Fan
  • Electric motorcycle
    Patent number: D1025838
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: May 7, 2024
    Assignee: Guangdong Mangosteen Technology Co. LTD
    Inventors: Ruizhuan Feng, Yonghua Cao, Jingjing Fan