Patents by Inventor Yeonju Ji

Yeonju Ji 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).

  • GAS PURIFYING FILTER AND SUBSTRATE TREATMENT APPARATUS INCLUDING THE SAME
    Publication number: 20230285897
    Abstract: A gas purifying filter includes a first gas permeable body having a gas inlet surface; a first adsorption layer disposed on the first gas permeable body and including activated carbon on which a phosphoric acid-based compound satisfying the following Formula 1 is supported; a second adsorption layer disposed on the first adsorption layer and including a hydrophobic zeolite having a SiO2/Al2O3 value of about 50 or more; and a second gas permeable body disposed on the second adsorption layer and having a gas outlet surface, where n is an integer greater than or equal to 1.
    Type: Application
    Filed: January 23, 2023
    Publication date: September 14, 2023
    Applicants: Samsung Electronics Co., Ltd., EcoPro HN Co., Ltd.
    Inventors: Mira Park, Hoigu Jang, Jiwoong Shin, Kieung Lee, Yeonju Ji, Jiyoung Kim, Joonseok Min, Dusik Bae, Dongil Shin, Sangyoon Shin, Minseon Lee, Seungbin Lee