Patents by Inventor Hyojeong YOO

Hyojeong YOO 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).

  • Carbon dots emitting light having multiple colors and method of fabricating the same
    Patent number: 12110433
    Abstract: Various embodiments provide carbon dots emitting light having multiple colors and a method of fabricating the same. According to various embodiments, the carbon dots include at least two structural characteristics. At least two emission levels indicative of different emission wavelengths, respectively, may be introduced into the carbon dots based on the structural characteristics. A ratio of emission colors of the carbon dots may be adjusted when the carbon dots are synthesized or after the carbon dots are synthesized.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: October 8, 2024
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: DoHyun Kim, Hyojeong Yoo, Byeong Eun Kwak
  • Carbon Dots Emitting Light Having Multiple Colors and Method of Fabricating the Same
    Publication number: 20220333009
    Abstract: Various embodiments provide carbon dots emitting light having multiple colors and a method of fabricating the same. According to various embodiments, the carbon dots include at least two structural characteristics. At least two emission levels indicative of different emission wavelengths, respectively, may be introduced into the carbon dots based on the structural characteristics. A ratio of emission colors of the carbon dots may be adjusted when the carbon dots are synthesized or after the carbon dots are synthesized.
    Type: Application
    Filed: August 13, 2021
    Publication date: October 20, 2022
    Inventors: DoHyun KIM, Hyojeong YOO, Byeong Eun KWAK