Patents by Inventor Young Jin JU

Young Jin JU 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).

  • Method for producing membrane wall, pipe bending device for manufacturing transfer duct and method for manufacturing transfer duct using same
    Patent number: 10442039
    Abstract: Disclosed is a method for producing a cylindrical membrane wall including a plurality of tubes having a coolant passing through an inner part thereof. The method includes producing a plurality of sub-bundles by welding a plurality of tubes to each other after longitudinally arranging the tubes to be adjacent to each other in parallel, producing a plurality of panel-type bundles by welding the sub-bundles to each other, forming a plurality of curved bundles having a curved surface of a predetermined curvature by pressing the panel-type bundles, and welding the curved bundles to each other using a jig.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: October 15, 2019
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventors: Won Heo, Young Jin Ju, Sung Ku Park, Min Su Paek, Sung Guck Lee
  • BALL BOX AND SOLDER BALL ATTACHMENT APPARATUS HAVING THE SAME
    Publication number: 20170129032
    Abstract: A solder ball attachment apparatus including an open ball box configured to accommodate a plurality of solder balls, the open ball box including, a pocket portion at a bottom thereof, the pocket portion configured to accommodate the solder balls, and an inclined portion extending from the pocket portion toward an outer surface of the open ball box, a solder ball attachment tool configured to apply suction pressure to a lower surface thereof, the lower surface configured to face the open ball box, the lower surface configured to adsorb the solder balls accommodated in the ball box by moving between a first position and a second position, the first position being a standby position, the second position being a position for adsorbing the solder balls, and a vibration member connected to the open ball box may be provided.
    Type: Application
    Filed: July 27, 2016
    Publication date: May 11, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Young-bok KIM, Hee-chul KANG, Young-jin JU, Jun-ho SONG, Seung-jin CHEON, Young-rae KIM, Hyeong-gyu KIM, Sang-kyu YEON
  • METHOD FOR PRODUCING MEMBRANE WALL, PIPE BENDING DEVICE FOR MANUFACTURING TRANSFER DUCT AND METHOD FOR MANUFACTURING TRANSFER DUCT USING SAME
    Publication number: 20160175999
    Abstract: Disclosed is a method for producing a cylindrical membrane wall including a plurality of tubes having a coolant passing through an inner part thereof. The method includes producing a plurality of sub-bundles by welding a plurality of tubes to each other after longitudinally arranging the tubes to be adjacent to each other in parallel, producing a plurality of panel-type bundles by welding the sub-bundles to each other, forming a plurality of curved bundles having a curved surface of a predetermined curvature by pressing the panel-type bundles, and welding the curved bundles to each other using a jig.
    Type: Application
    Filed: December 4, 2013
    Publication date: June 23, 2016
    Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Won HEO, Young Jin JU, Sung Ku PARK, Min Su PAEK, Sung Guck LEE