Patents by Inventor Thanh Tuan NGUYEN

Thanh Tuan NGUYEN 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).

  • Apparatus and method for measuring creep crack growth property using small specimen with micro groove
    Patent number: 11598705
    Abstract: An apparatus and a method for measuring a creep crack growth property using a small specimen with a micro groove are provided. The apparatus for measuring a creep crack growth property includes a lower die on which an edge of the specimen is mounted and which includes a lower die hole formed in the center thereof, an upper die coupled to an upper portion of the lower die so as to fix the specimen, and a punching unit inserted into an upper die hole formed in the center of the upper die so as to press an upper surface of the specimen, wherein a semielliptical micro groove is formed in a lower surface of the specimen to measure a creep crack growth property.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: March 7, 2023
    Assignee: CHUNGANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Kee Bong Yoon, Thanh Tuan Nguyen
  • DEVICE AND METHOD FOR MEASURING CREEP CRACK GROWTH PROPERTIES BY USING SMALL SPECIMEN HAVING FINE GROOVE
    Publication number: 20210063292
    Abstract: An apparatus and a method for measuring a creep crack growth property using a small specimen with a micro groove are provided. The apparatus for measuring a creep crack growth property includes a lower die on which an edge of the specimen is mounted and which includes a lower die hole formed in the center thereof, an upper die coupled to an upper portion of the lower die so as to fix the specimen, and a punching unit inserted into an upper die hole formed in the center of the upper die so as to press an upper surface of the specimen, wherein a semielliptical micro groove is formed in a lower surface of the specimen to measure a creep crack growth property.
    Type: Application
    Filed: May 22, 2017
    Publication date: March 4, 2021
    Inventors: Kee Bong YOON, Thanh Tuan NGUYEN