Patents by Inventor Chan Su Han

Chan Su Han 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).

  • Piezoelectric device and method of fabricating the same
    Patent number: 10714675
    Abstract: Provided are a piezoelectric device and a method of fabricating the same and the piezoelectric device may include a substrate including a 3-dimensional pattern surface layer; and a piezoelectric material layer, which is formed on the pattern surface layer and forms a 3-dimensional interface with the pattern surface layer.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: July 14, 2020
    Assignee: UNIVERSITY-INDUSTRY FOUNDATION (UIF), YONSEI UNIVERSITY
    Inventors: Yong Soo Cho, Chan Su Han
  • PIEZOELECTRIC DEVICE AND METHOD OF FABRICATING THE SAME
    Publication number: 20180069167
    Abstract: Provided are a piezoelectric device and a method of fabricating the same and the piezoelectric device may include a substrate including a 3-dimensional pattern surface layer; and a piezoelectric material layer, which is formed on the pattern surface layer and forms a 3-dimensional interface with the pattern surface layer.
    Type: Application
    Filed: September 7, 2017
    Publication date: March 8, 2018
    Inventors: Yong Soo Cho, Chan Su Han