Patents by Inventor Honghui Dai

Honghui Dai 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).

  • Lifting cylinder
    Patent number: D793648
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: August 1, 2017
    Assignee: Ningbo Zhongtian Union Mechanical & Electrical Manufacturing Co., Ltd.
    Inventors: Chengshu Jiang, Honghui Dai, Zhankun Lv
  • Cylinder assembly
    Patent number: D795755
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: August 29, 2017
    Assignee: NINBO ZHONGTIAN UNION MECHANICAL & ELECTRICAL MANUFACTURING CO., LTD.
    Inventors: Chengshu Jiang, Honghui Dai, Zhankun Lv