Patents by Inventor Soung-Jun Yoon

Soung-Jun Yoon 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).

  • ASSISTANT TOOLS FOR DENTAL TREATMENT
    Publication number: 20230210646
    Abstract: An assistant tool for dental treatment is provided, including an inner frame inserted into an oral cavity, and a retraction member coupled to the inner frame to retract tissues around the oral cavity, in which the assistant tool includes a holder provided on at least one of the inner frame and the retraction member to fix a suction, and configured such that one side of the suction is positioned at a normal position on a predetermined portion in the oral cavity.
    Type: Application
    Filed: March 9, 2023
    Publication date: July 6, 2023
    Applicant: NEODEX CORP.
    Inventor: Soung Jun YOON
  • Dielectric ceramic compositions and method of preparation therefor
    Patent number: 6316376
    Abstract: A dielectric ceramic composition comprising 3BaO.5TiO2.3Nb2O5 (Ba3Ti5Nb6O28) as a main component and at least one selected from, as a minor component, (b-1) sintering auxiliary selected from the group consisting of a boron-containing glass compound, CuO, ZnO or mixtures thereof, or (b-2) additives selected from the group consisting of V2O5, SnO2, MgO, NiO, Sb2O3, Bi2O3, LiF, Ag2O or mixtures thereof, and mixtures of (b-1) and (b-2), and its preparation process are disclosed.
    Type: Grant
    Filed: January 22, 2001
    Date of Patent: November 13, 2001
    Inventors: Kug Sun Hong, Jung-Kun Lee, Dong-Wan Kim, Hyun-Seok Jung, Hee-Bum Hong, Jae-Yun Lee, Soung-Jun Yoon