Patents by Inventor SUNG EUN SIM

SUNG EUN SIM 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: 20240174812
    Abstract: Provided is a leveling agent that controls a plating process for forming a circuit pattern. The leveling agent allows the circuit pattern to have a uniform height and square shape even though the circuit pattern has various line widths. Also provided is an electroplating composition including the leveling agent.
    Type: Application
    Filed: June 24, 2022
    Publication date: May 30, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dae Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240133039
    Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240132441
    Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240138075
    Abstract: The present invention relates to a release layer for a metal foil with carrier and a metal foil with carrier including the release layer. The release layer is designed for easy removal of the carrier and includes one or more nitrogenous heterocyclic compounds and one or more inorganic compounds containing at least one metal selected from the group consisting of nickel, molybdenum, cobalt, phosphorus, manganese, and iron.
    Type: Application
    Filed: December 10, 2021
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Myong Hwan PARK, Nak Eun KO, Ju Young SIM
  • Patent number: 9895193
    Abstract: Provided is a steerable electrode catheter assembly capable of easily contacting an affected part of a patient when performing an operation on a human body while adjusting a direction of the electrode catheter assembly. In detail, provided is a steerable electrode catheter assembly whereby a length by which a catheter is inserted into an affect part of a patient during an operation on a human body may be easily adjusted and also an angle of a tip portion of the catheter may be easily adjusted by a user.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: February 20, 2018
    Inventors: Sung Eun Sim, Mun Gi Hong
  • Publication number: 20150105771
    Abstract: Provided is a steerable electrode catheter assembly capable of easily contacting an affected part of a patient when performing an operation on a human body while adjusting a direction of the electrode catheter assembly. In detail, provided is a steerable electrode catheter assembly whereby a length by which a catheter is inserted into an affect part of a patient during an operation on a human body may be easily adjusted and also an angle of a tip portion of the catheter may be easily adjusted by a user.
    Type: Application
    Filed: July 17, 2014
    Publication date: April 16, 2015
    Inventors: SUNG EUN SIM, MUN GI HONG