Patents by Inventor Hyun Chae Jung

Hyun Chae Jung 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).

  • LEAD-FREE SOLDER COMPOSITION
    Publication number: 20190054575
    Abstract: A lead-free solder composition includes, with respect to 100 wt % of a total weight of the lead-free solder composition, silver (Ag) at 0.3 to 3.0 wt %, antimony (Sb) at 0.5 to 3.0 wt %, indium (In) at 0.3 to 3.0 wt %, and tin (Sn) as the remaining portion.
    Type: Application
    Filed: October 24, 2017
    Publication date: February 21, 2019
    Inventors: Jeejung KIM, Hyun Chae JUNG, Taekhee PARK, Joo Dong LEE
  • Lead-free solder composition for glass
    Patent number: 9333594
    Abstract: The present invention provides a lead-free solder composition for glass. The lead-free solder composition for glass includes indium, zinc, and tin. The indium (In) ranges from about 30.0 wt % to about 60 wt %. The zinc (Zn) ranges from about 0.01 wt % to about 11.0 wt %. The tin (Sn) is included as a remaining component.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: May 10, 2016
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Korea Autoglass Corporation, Heesung Material Ltd.
    Inventors: Hae Won Jeong, Hyun Dal Park, Tae Seung Lee, Seung Kyu Kim, Hong Nho Joo, Ho June Yoon, Min Ho Bak, Joo Dong Lee, Hyun Chae Jung, Sun Myung Lee
  • LEAD-FREE SOLDER COMPOSITION FOR GLASS
    Publication number: 20140044589
    Abstract: The present invention provides a lead-free solder composition for glass. The lead-free solder composition for glass includes indium, zinc, and tin. The indium (In) ranges from about 30.0 wt % to about 60 wt %. The zinc (Zn) ranges from about 0.01 wt % to about 11.0 wt %. The tin (Sn) is included as a remaining component.
    Type: Application
    Filed: December 12, 2012
    Publication date: February 13, 2014
    Applicants: HYUNDAI MOTOR COMPANY, HEESUNG MATERIAL LTD., KOREA AUTOGLASS CORPORATION, KIA MOTORS CORPORATION
    Inventors: Hae Won Jeong, Hyun Dal Park, Tae Seung Lee, Seung Kyu Kim, Hong Nho Joo, Ho June Yoon, Min Ho Bak, Joo Dong Lee, Hyun Chae Jung, Sun Myung Lee
  • ICEBREAKING ADDITIONAL PROPULSION SYSTEM AND ICEBREAKING SHIP HAVING THE SAME
    Publication number: 20100175603
    Abstract: An icebreaking additional propulsion system includes at least one retractable thruster capable of vertically moving into and out of a hull of a ship. The retractable thruster includes a pair of guide rods vertically installed within the hull, a column vertically movable along the guide rods, a drive unit mounted to an upper end of the column for vertically moving and swiveling the column, and a propeller attached to a lower end of the column for generating propelling power.
    Type: Application
    Filed: March 19, 2008
    Publication date: July 15, 2010
    Applicant: SAMSUNG HEAVY IND. CO., LTD.
    Inventor: Hyun Chae Jung