Patents by Inventor Sung Keun Seo

Sung Keun Seo 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).

  • Finishing apparatus
    Patent number: 8192253
    Abstract: A hair-line processing, and more particularly a sheet metal finished by continuous hair-line on its plane and curved surface, and apparatus and method for finishing by continuous hair-line on the same are disclosed, wherein the sandpaper curvaceously advances to form hairlines relative to curved surface of the sheet metal, and operation of a pressure unit can vary the curvaceous degree of the sandpaper to form a continuous hairline relative a sheet metal including curved surfaces each having a different curvature.
    Type: Grant
    Filed: May 5, 2008
    Date of Patent: June 5, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sung Keun Seo, Dae Jin Jeong, Seung Bae Lee, Jin Soo Lee
  • SHEET METAL FINISHED BY CONTINUOUS HAIR-LINE ON ITS PLANE AND CURVED SURFACE AND APPARATUS AND METHOD FOR FINISHING BY CONTINUOUS HAIR-LINE ON THE SAME
    Publication number: 20080274679
    Abstract: A hair-line processing, and more particularly a sheet metal finished by continuous hair-line on its plane and curved surface, and apparatus and method for finishing by continuous hair-line on the same are disclosed, wherein the sandpaper curvaceously advances to form hairlines relative to curved surface of the sheet metal, and operation of a pressure unit can vary the curvaceous degree of the sandpaper to form a continuous hairline relative a sheet metal including curved surfaces each having a different curvature.
    Type: Application
    Filed: May 5, 2008
    Publication date: November 6, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: Sung Keun SEO, Dae Jin JEONG, Seung Bae LEE, Jin Soo LEE