Patents by Inventor Myengsang Kim

Myengsang Kim 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).

  • Automatic constant pressure polishing apparatus for improving surface accuracy of lens
    Patent number: 8167682
    Abstract: Disclosed is an automatic constant pressure polishing apparatus. The automatic constant pressure polishing apparatus comprises a housing having a hollow section therein, a rubber pad installed in the housing and having superior expansion and contraction characteristics, a pressure fixture having a male screw section, which is formed on an outer peripheral surface thereof in order to press and fix the rubber pad, and a central hole formed at a central portion thereof, a slider screw-coupled into the housing to adjust pressure in the housing according to a rotational degree of the rotating shaft, and a polishing pad installed at a front end portion of the housing.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: May 1, 2012
    Assignee: Korea Basic Science Institute
    Inventors: Geonhee Kim, Sunchoel Yang, Myengsang Kim, Kisoo Chang, Hyosik Kim
  • Automatic constant pressure polishing apparatus for improving surface accuracy of lens
    Publication number: 20090239449
    Abstract: Disclosed is an automatic constant pressure polishing apparatus. The automatic constant pressure polishing apparatus comprises a housing having a hollow section therein, a rubber pad installed in the housing and having superior expansion and contraction characteristics, a pressure fixture having a male screw section, which is formed on an outer peripheral surface thereof in order to press and fix the rubber pad, and a central hole formed at a central portion thereof, a slider screw-coupled into the housing to adjust pressure in the housing according to a rotational degree of the rotating shaft, and a polishing pad installed at a front end portion of the housing.
    Type: Application
    Filed: November 14, 2007
    Publication date: September 24, 2009
    Inventors: Geonhee Kim, Sunchoel Yang, Myengsang Kim, Kisoo Chang, Hyosik Kim