Patents by Inventor Liangzheng Ni

Liangzheng Ni 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).

  • CHAIR BACKREST SWING STRUCTURE
    Publication number: 20220039557
    Abstract: A chair backrest swing structure includes a chassis connecting seat, a backframe connecting seat and an elastic buffer and reset member. The chassis connecting seat is configured to be cooperatively mounted with a chassis. The backframe connecting seat is configured to be cooperatively mounted with a backframe. The backframe connecting seat is rotatably cooperated with the chassis connecting seat. The elastic buffer and reset member is configured to enable that the backframe connecting seat may implement buffer and reset when swung left and right on the chassis connecting seat.
    Type: Application
    Filed: April 1, 2021
    Publication date: February 10, 2022
    Applicant: ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD.
    Inventors: Liangzheng NI, Xujun ZHANG, Li MAO, Jie SUN, Zhihua ZHU, Jie SHEN, Shuhui XIE
  • Chair
    Patent number: D937592
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: December 7, 2021
    Assignee: ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD.
    Inventors: Liangzheng Ni, Xujun Zhang, Jing Li
  • Chair
    Patent number: D937593
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: December 7, 2021
    Assignee: ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD.
    Inventors: Liangzheng Ni, Xujun Zhang, Jing Li
  • Chair
    Patent number: D941599
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: January 25, 2022
    Assignee: ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD.
    Inventors: Liangzheng Ni, Xujun Zhang, Hailin Ge, Jing Li, Chen Jiang
  • Chair back
    Patent number: D941622
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: January 25, 2022
    Assignee: ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD.
    Inventors: Liangzheng Ni, Xujun Zhang, Hailin Ge, Jing Li, Chen Jiang
  • Chair
    Patent number: D1012587
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: January 30, 2024
    Assignee: SUNON TECHNOLOGY CO., LTD
    Inventors: Liangzheng Ni, Xujun Zhang, Hao Wu, Shanye Yang, Xiaotong Zheng
  • Height adjustable desk
    Patent number: D1027504
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: May 21, 2024
    Assignee: SUNON TECHNOLOGY CO., LTD.
    Inventors: Liangzheng Ni, Xujun Zhang, Hao Wu, Xinjie Kong