Patents by Inventor Min-Ju IM

Min-Ju IM 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).

  • ETCHING COMPOSITIONS AND METHODS FOR FABRICATING SEMICONDUCTOR DEVICES BY USING THE SAME
    Publication number: 20220267673
    Abstract: Etching compositions are provided. The etching compositions can be used for etching cobalt. The etching compositions may include a chelator, water, an oxidizer, and an organic solvent, and the chelator may include an organic acid, an amine compound and/or a polyhydric alcohol. Water may be present in an amount of 1 wt % to 10 wt % based on a total weight of the etching composition.
    Type: Application
    Filed: January 12, 2022
    Publication date: August 25, 2022
    Inventors: Min Hyung CHO, Hyo Joong YOON, Min Ju IM, Jung Min OH, Sang Won BAE, Hyo San LEE
  • PHOTORESIST COMPOSITION, METHOD OF FORMING PATTERN BY USING THE PHOTORESIST COMPOSITION, AND METHOD OF MANUFACTURING THIN-FILM TRANSISTOR SUBSTRATE
    Publication number: 20110269309
    Abstract: Provided are a photoresist composition having superior adhesion to an etch target film, a method of forming a pattern by using the photoresist composition, and a method of manufacturing a thin-film transistor (TFT) substrate. The photoresist composition includes an alkali-soluble resin; a photosensitive compound; a solvent; and 0.01 to 0.1 parts by weight of a compound represented by Formula 1: wherein R is one of hydrogen, an alkyl having 1 to 10 carbon atoms, a cycloalkyl having 4 to 8 carbon atoms, and a phenyl group.
    Type: Application
    Filed: December 29, 2010
    Publication date: November 3, 2011
    Applicants: DONGWOO FINE-CHEM CO., LTD, SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Pil-Soon HONG, Gwui-Hyun PARK, Jin-Ho JU, Jean-Ho SONG, Sang-Tae KIM, Seong-Hyeon KIM, Won-Young CHANG, Jong-Heum YOON, Eun-Sang LEE, Min-Ju IM