Patents by Inventor Seo Jin AHN

Seo Jin AHN 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).

  • Publication number: 20200075730
    Abstract: A semiconductor device includes a trench defining an active region in a substrate, a first insulating layer on a bottom surface and side surfaces of the active region inside the trench, a shielding layer on a surface of the first insulating layer, the shielding layer including a plurality of spaced apart particles, a second insulating layer on the shielding layer and having first charge trapped therein, the plurality of spaced apart particles being configured to concentrate second charge having an opposite polarity to the charge trapped in the second insulating layer, and a gap-fill insulating layer on the second insulating layer in the trench.
    Type: Application
    Filed: March 14, 2019
    Publication date: March 5, 2020
    Inventors: Dong Kak Lee, Min Woo KIM, Bong Hyun KIM, Hee Young PARK, Seo Jin AHN, Won Yong LEE
  • Patent number: 10519141
    Abstract: Provided are a pyrimidine compound represented by Formula 1, a method of preparing the same, and a pharmaceutical use of the pyrimidine compound for the prevention or treatment of cancer.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 31, 2019
    Assignee: HANMI PHARM. CO., LTD.
    Inventors: Young Jin Ham, Seok Jong Kang, Jae Yul Choi, Seo Hee Kim, Tae Woo Kim, In Hwan Bae, Young Gil Ahn, Kwee Hyun Suh