Patents by Inventor Ki Cheon BYUN

Ki Cheon BYUN 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: 20220404710
    Abstract: The present invention relates to a photoresist stripper composition for manufacturing a display, and more particularly, to an integrated photoresist stripper composition which can be used in every process for manufacturing a display. More specifically, the photoresist stripper composition for manufacturing a display according to the present invention can be applied to all of transition metals and oxide semiconductor wirings, and has an excellent ability to remove modified photoresist after a hard bake process, and implant process, and a dry etch process have been performed. In particular, the photoresist stripper composition for manufacturing a display according to the present invention exhibits a corrosion inhibitory effect that has been further specialized for copper (Cu) wiring pattern edge portions which are susceptible to corrosion following dry-etching.
    Type: Application
    Filed: November 18, 2020
    Publication date: December 22, 2022
    Inventors: Ho Sung CHOI, Kyu Sang KIM, Jong Soon LEE, Sang Ku HA, Byeong Woo JEON, Yun Mo YANG, Ki Cheon BYUN, Yeon Soo CHOI, Seon Jeong KIM