Patents by Inventor Caicai PENG

Caicai PENG 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).

  • Composite electroplating method for sintered Nd—Fe-B magnet
    Patent number: 11242612
    Abstract: Disclosed is a composite electroplating method for sintered NdFeB magnet, including: a process of pre-treating sintered NdFeB magnet, a process of electroplating the pre-treated sintered NdFeB magnet, and a process of cleaning and drying the electroplated sintered NdFeB magnet. The electroplating process forms a composite coating composed of a Zn coating, a Zn—Ni alloy coating, a Cu coating and a Ni coating on the surface of the sintered NdFeB magnet.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: February 8, 2022
    Assignees: NINGBO YUNSHENG CO., LTD., NINGBO YUNSHENG MAGNET DEVICES TECHNOLOGY CO., LTD.
    Inventors: Jingjing Jing, Caicai Peng
  • COMPOSITE ELECTROPLATING METHOD FOR SINTERED Nd-Fe-B MAGNET
    Publication number: 20200340133
    Abstract: Disclosed is a composite electroplating method for sintered NdFeB magnet, including: a process of pre-treating sintered NdFeB magnet, a process of electroplating the pre-treated sintered NdFeB magnet, and a process of cleaning and drying the electroplated sintered NdFeB magnet. The electroplating process forms a composite coating composed of a Zn coating, a Zn—Ni alloy coating, a Cu coating and a Ni coating on the surface of the sintered NdFeB magnet.
    Type: Application
    Filed: October 15, 2018
    Publication date: October 29, 2020
    Applicants: NINGBO YUNSHENG CO., LTD., NINGBO YUNSHENG MAGNET DEVICES TECHNOLOGY CO., LTD.
    Inventors: Jingjing JING, Caicai PENG