Patents by Inventor So Ri LEE

So Ri LEE 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).

  • PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
    Publication number: 20240260466
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having improved lifetime properties as compared with a conventional organic electroluminescent device.
    Type: Application
    Filed: February 2, 2024
    Publication date: August 1, 2024
    Inventors: Su-Hyun LEE, So-Young JUNG, Dong-Gil KIM, Sang-Hee CHO, Jin-Ri HONG, Doo-Hyeon MOON
  • Multifunctional bioimplantable structure and method of preparing the same
    Patent number: 11523921
    Abstract: The present disclosure provides a method for producing a multifunctional implantable structure, the method having: preparing an implantable base; coating a polymer layer on the base, wherein the polymer layer is partially curable; curing the polymer layer such that the polymer layer has cured and non-cured portions; and dry-etching the polymer layer to remove the non-cured portion thereof, to allow the polymer layer to have a nano-turf structure having pores defined therein.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: December 13, 2022
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Tae Il Kim, So Ri Lee, Ji Yeon Lee, Gyo Yeon Hwang
  • MULTIFUNCTIONAL BIOIMPLANTABLE STRUCTURE AND METHOD OF PREPARING THE SAME
    Publication number: 20180289516
    Abstract: The present disclosure provides a method for producing a multifunctional transplantable structure, the method having: preparing a transplantable base; coating a polymer layer on the base, wherein the polymer layer is partially curable; curing the polymer layer such that the polymer layer has cured and non-cured portions; and dry-etching the polymer layer to remove the non-cured portion thereof, to allow the polymer layer to have a nano-turf structure having pores defined therein.
    Type: Application
    Filed: April 4, 2018
    Publication date: October 11, 2018
    Applicants: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY, KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Tae Il KIM, So Ri LEE, Ji Yeon LEE, Gyo Yeon HWANG