Patents by Inventor Congqi Fang

Congqi Fang 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).

  • Salt resistant cement
    Patent number: 9556076
    Abstract: Disclosed herein are corrosion-resistant composites. In particular, the composites can include a piezoelectric material embedded within a binding medium that can impede or inhibit the corrosive effects caused by salts and acids. Also disclosed herein are methods of making the composites and methods of protecting a concrete or concrete-related substrate from corrosion.
    Type: Grant
    Filed: November 2, 2011
    Date of Patent: January 31, 2017
    Assignee: EMPIRE TECHNOLOGY DEVELOPMENT LLC
    Inventors: Congqi Fang, Junfeng Zhu
  • SALT RESISTANT CEMENT
    Publication number: 20150158774
    Abstract: Disclosed herein are corrosion-resistant composites. In particular, the composites can include a piezoelectric material embedded within a binding medium that can impede or inhibit the corrosive effects caused by salts and acids. Also disclosed herein are methods of making the composites and methods of protecting a concrete or concrete-related substrate from corrosion.
    Type: Application
    Filed: November 2, 2011
    Publication date: June 11, 2015
    Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLC
    Inventors: Congqi Fang, Junfeng Zhu