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In-Seok Hwang, Daejeon KR

In-Seok Hwang, Daejeon KR

Patent application numberDescriptionPublished
20090166932Method for Manufacturing Seamless Silicon Roll Having Pattern and Seamless Silicon Roll Produced by the Same - There is provided a seamless silicon roll having a pattern and a method of manufacturing the same. The method includes: preparing a pattern roll having the same size and pattern as a silicon roll to be manufactured; manufacturing a cast by pouring cast materials around the pattern roll and curing the cast materials; removing the cast from the pattern roll; forming a silicon roll by disposing the central axis of a roll in the cast, pouring liquid silicon and curing the liquid silicon; and removing the silicon roll from the cast.07-02-2009
20090176109Bi-Layer Structured Sheet Having Excellent Printability When Printed by Hard Roll and Method for Producing the Same - There are provided a sheet having a silicon/plastic bi-layer structure capable of easily transferring a paste even when a hard roll is used, the hard roll having excellent durability but having disadvantages that the paste is poorly transferred when the paste is printed on a plastic base, and a method for producing the same. The bi-layer structured sheet having excellent printability when printed by hard roll includes a flexible substrate and a silicon resin formed on the substrate.07-09-2009
20100295196METHOD FOR MAKING PRIVACY FILM - Provided is a method for making a privacy film. In the method, a nickel mold having desired intagliated patterns are prepared, and a curable resin is then injected into the nickel mold to prepare a master mold. A UV curable resin is injected into the master mold, and then cured to thereby form a film where uneven patterns are formed. A black ink is injected into a concave portion of the film. The method provides advantages such as process simplicity, excellent production efficiency, and low fabrication cost.11-25-2010
20110168432METHOD FOR PRODUCING AN ELECTRICALLY CONDUCTIVE PATTERN, AND AN ELECTRICALLY CONDUCTIVE PATTERN PRODUCED THEREBY - Provided are a method for producing an electrically conductive pattern, and an electrically conductive pattern produced by the method, the method including the steps of: a) forming an electrically conductive pattern on a substrate, and b) blackening the surface of the electrically conductive pattern by immersing the electrically conductive pattern in a halogen solution which oxidizes the surface of the electrically conductive pattern.07-14-2011
20110174176CLICHE FOR OFF-SET PRINTING AND PRODUCT MANUFACTURED USING THE SAME - The present invention relates to a cliche for offset printing for forming a mesh pattern, and more specifically, to a cliche for offset printing comprising a mash pattern with a plurality of intersection units, wherein the plurality of intersection units are formed in a curved shape with a radius of curvature 0.6 to 4 times that of a mesh line width.07-21-2011
20110233194PARTIAL HEAT-EMITTING BODY - The present invention provides a partial heat-emitting body including a transparent substrate and a conductive heating element provided within a distance of 20 cm or less from at least one edge portion among edge portions of at least one surface of the transparent substrate.09-29-2011
20110272394HEATING ELEMENT AND A MANUFACTURING METHOD THEREOF - The present invention provides a heat emitting body including a) a transparent substrate, and b) a conductive heat emitting pattern having a boundary line shape of figures forming a Voronoi diagram and an intersection point part of boundary lines, at which two or more boundary lines meet each other, forming a curve on at least one side of the transparent substrate, and a method for manufacturing the same.11-10-2011
20110290548METHOD FOR MANUFACTURING INSULATED CONDUCTIVE PATTERN AND LAMINATE - The present invention provides: a method for manufacturing an insulated conductive pattern, wherein a conductive film and an insulation layer pattern are formed on a substrate, and the insulation layer pattern is reformed to cover a conductive pattern after formation of the conductive pattern by etching the conductive film using the insulation layer pattern as a mask; and a laminate manufactured thereby. According to the present invention, the number of processes is sharply reduced in comparison with the existing processes, and economic efficiency can be greatly improved.12-01-2011

Patent applications by In-Seok Hwang, Daejeon KR