Patents by Inventor Seung-Heon Lee

Seung-Heon Lee 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).

  • Publication number: 20140338551
    Abstract: The present application relates to an apparatus for fixing a printed matter including a plurality of engraved portions which may fix a plurality of printed matters, and at least one vacuum hole or vacuum passage provided at a lower portion of the engraved portion, a printing device including the apparatus for fixing a printed matter, and a printing method using the apparatus for fixing a printed matter.
    Type: Application
    Filed: July 5, 2013
    Publication date: November 20, 2014
    Inventors: Jooyeon Kim, Seung Heon Lee, Dae Hyun Kim, Wonjoo Lee
  • Patent number: 8859911
    Abstract: The present invention relates to a touch panel comprising a conductive pattern having improved transmittance and concealing property, and the touch panel according to the present invention can have an effect of improvement in transmittance, a concealing property, and uniformity, and a reduction in strength of a diffraction pattern by reflection light in a conductive pattern by providing the conductive patterns comprising regions having different aperture ratios on both surfaces of a transparent substrate at predetermined positions, or laminating the transparent substrate having the conductive patterns comprising the regions having different aperture ratios.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: October 14, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Ji Young Hwang, In-Seok Hwang, Hyeon Choi, Seung Heon Lee
  • Publication number: 20140300836
    Abstract: An exemplary embodiment of the present invention relates to a conductive structure body that comprises a darkening pattern layer having AlOxNy, and a method for manufacturing the same. The conductive structure body according to the exemplary embodiment of the present invention may prevent reflection by a conductive pattern layer without affecting conductivity of the conductive pattern layer, and improve a concealing property of the conductive pattern layer by improving absorbance. Accordingly, a display panel having improved visibility may be developed by using the conductive structure body according to the exemplary embodiment of the present invention.
    Type: Application
    Filed: June 11, 2014
    Publication date: October 9, 2014
    Inventors: Beom Mo KOO, Ji Young HWANG, Song Ho JANG, Jin Woo PARK, Chung Wan KIM, Seung Heon LEE
  • Patent number: 8822865
    Abstract: Provided are a single-sided one-sheet type capacitive touch screen and a method for manufacturing the same. The touch screen includes: a substrate; a first conductive pattern disposed on the substrate in a vertical direction and including at least two pattern columns having two or more conductive pattern regions electrically connected with each other; a second conductive pattern disposed on the same surface of the substrate as the surface where the first conductive pattern is disposed, not being electrically connected with the first conductive pattern, and including two or more conductive pattern regions not electrically connected with each other; a transparent conductive bridge electrically connecting the conductive pattern regions of the second conductive pattern in a horizontal direction; and a transparent insulating part disposed between the transparent conductive bridge and the first conductive pattern to electrically insulate the transparent conductive bridge and the first conductive pattern.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: September 2, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Ji Young Hwang, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Hyun Sik Kim, Yong Goo Son, Beom Mo Koo, Mi Kyoung Kim, Joonhyung Kim
  • Publication number: 20140212633
    Abstract: The present invention relates to a cliché and a method for manufacturing the same, and the cliché according to the present invention comprises a cliché comprising: a groove pattern, wherein the groove pattern comprises a region composed of linear patterns which do not intersect with each other and the region composed of linear patterns is a square region comprising two or more lines of a linear pattern in the region and comprises a region in which the line width (W) and the depth (D) of the linear pattern and the ratio (R) of a region which does not comprise the linear pattern in the square region and the aperture line width (W0) of a mask pattern for forming a pattern, which corresponds to the linear pattern, satisfy specific relationship equation(s). The cliché according to the present invention may prevent the bottom touch phenomenon of ink transferred onto the cliché.
    Type: Application
    Filed: September 3, 2012
    Publication date: July 31, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Ji Young Hwang, Jeseob Park, In-Seok Hwang, Seung Heon Lee
  • Patent number: 8791368
    Abstract: An exemplary embodiment of the present invention relates to a conductive structure body that comprises a darkening pattern layer having AlOxNy, and a method for manufacturing the same. The conductive structure body according to the exemplary embodiment of the present invention may prevent reflection by a conductive pattern layer without affecting conductivity of the conductive pattern layer, and improve a concealing property of the conductive pattern layer by improving absorbance. Accordingly, a display panel having improved visibility may be developed by using the conductive structure body according to the exemplary embodiment of the present invention.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: July 29, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Beom Mo Koo, Ji Young Hwang, Song Ho Jang, Jin Young Park, Chung Won Kim, Seung Heon Lee
  • Publication number: 20140198269
    Abstract: The present invention provides a transparent conductive substrate comprising: a transparent substrate, and a conductive pattern provided on the transparent substrate, wherein the conductive pattern comprises line breakage portions performing electric breakage, and a pattern of a broken line formed when the line breakage portions are connected comprises an irregular pattern shape. The present invention can minimize a moiré phenomenon and a diffraction phenomenon by external light by performing line breakage of a regular or irregular conductive pattern by using the irregular pattern.
    Type: Application
    Filed: September 27, 2012
    Publication date: July 17, 2014
    Inventors: Ji Young Hwang, Hyeon Choi, Seung Heon Lee, Sujin Kim, Ki-Hwan Kim
  • Publication number: 20140198270
    Abstract: The present invention relates to a touch panel, comprising: a screen part comprising a first conductive pattern portion, and a router part comprising a second conductive pattern portion, in which the first conductive pattern portion and the second conductive pattern portion have the same line height, and there is no connecting portion in a region in which the first conductive pattern portion and the second conductive pattern portion are connected to each other, and a display apparatus comprising the same.
    Type: Application
    Filed: December 24, 2012
    Publication date: July 17, 2014
    Applicant: LG CHEM, Ltd.
    Inventors: Ji Young Hwang, In-Seok Hwang, Seung Heon Lee, Yong Goo Son, Beom Mo Koo
  • Publication number: 20140172379
    Abstract: Disclosed are a method of designing a random pattern, an apparatus for designing a random pattern and an optical substrate including a random pattern according to the same method. The method includes setting a plurality of unit valid pattern regions in a pattern design region; forming a random point coordinate in the unit valid pattern region; and connecting the random point coordinate in the unit valid pattern region to other random point coordinates adjacent to the random point coordinate in a first direction or a second direction.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 19, 2014
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Woo Young CHANG, Seung Heon LEE, Chi Goo JUN
  • Publication number: 20140168543
    Abstract: The present invention relates to a touch panel comprising a conductive pattern having improved transmittance and concealing property, and the touch panel according to the present invention can have an effect of improvement in transmittance, a concealing property, and uniformity, and a reduction in strength of a diffraction pattern by reflection light in a conductive pattern by providing the conductive patterns comprising regions having different aperture ratios on both surfaces of a transparent substrate at predetermined positions, or laminating the transparent substrate having the conductive patterns comprising the regions having different aperture ratios.
    Type: Application
    Filed: September 27, 2012
    Publication date: June 19, 2014
    Inventors: Ji Young Hwang, In-Seok Hwang, Hyeon Choi, Seung Heon Lee
  • Patent number: 8748263
    Abstract: In a method of fabricating a semiconductor device, isolation structures are formed in a substrate to define active regions. Conductive structures are formed on the substrate to cross over at least two of the active regions and the isolation structures, the conductive structures extending in a first direction. An interfacial layer is conformally formed on the substrate in contact with the conductive structures. A first insulation layer is provided on the interfacial layer, wherein the first insulation layer is formed using a flowable chemical vapor deposition (CVD) process, and wherein the interfacial layer reduces a tensile stress generated at an interface between the conductive structures and the first insulation layer while the first insulation layer is formed.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: June 10, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Honggun Kim, ByeongJu Bae, Seung-Heon Lee, Mansug Kang, Eunkee Hong
  • Publication number: 20140151098
    Abstract: The present invention relates to a conductive substrate comprising a conductive pattern having an improved concealment property and a touch panel comprising the same, and the conductive substrate according to the present invention comprises: a transparent substrate, and a conductive pattern comprising a conductive line provided on the transparent substrate, wherein the conductive pattern comprises two or more conductive lines spaced from each other in a longitudinal direction of the conductive line, and a distance between nearest-adjacent ends of two or more conductive lines spaced from each other is 15 ?m or less. The conductive substrate according to the present invention can more efficiently conceal a metal line comprised in the conductive pattern.
    Type: Application
    Filed: September 27, 2012
    Publication date: June 5, 2014
    Applicant: LG CHEM, Ltd
    Inventors: Ji Young Hwang, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Beom Mo Koo
  • Publication number: 20140151109
    Abstract: The present invention provides a method for manufacturing a conductive pattern, comprising the steps of: a) forming a conductive film on a substrate; b) forming an etching resist pattern on the conductive film; and c) forming a conductive pattern having a smaller line width than a width of the etching resist pattern by over-etching the conductive film by using the etching resist pattern, and a conductive pattern manufactured by using the same. According to the exemplary embodiment of the present invention, it is possible to effectively and economically provide a conductive pattern having a ultrafine line width.
    Type: Application
    Filed: November 15, 2013
    Publication date: June 5, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Ji-Young Hwang, In-Seok Hwang, Dong-Wook Lee, Min-Choon Park, Seung-Heon Lee, Sang-Ki Chun, Yong-Koo Son, Beom-Mo Koo
  • Publication number: 20140144679
    Abstract: The present invention relates to a conductive substrate comprising a conductive pattern having an improved concealment property and a touch panel comprising the same, and the conductive substrate according to the present invention comprises: a transparent substrate, and a conductive pattern comprising a conductive line provided on the transparent substrate, wherein the conductive pattern comprises two or more conductive lines spaced from each other in a longitudinal direction of the conductive line, and a distance between nearest-adjacent ends of two or more conductive lines spaced from each other is 15 ?m or less. The conductive substrate according to the present invention can more efficiently conceal a metal line comprised in the conductive pattern.
    Type: Application
    Filed: August 22, 2013
    Publication date: May 29, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Ji Young HWANG, In-Seok HWANG, Seung Heon LEE, Sang Ki CHUN, Beom Mo KOO
  • Publication number: 20140127408
    Abstract: Provided are a composition for printing for use in a printing method which uses a silicon-based blanket, including: 1) a binder resin, 2) a low boiling point solvent having a boiling point of less than 100° C., 3) a medium boiling point solvent having a boiling point of 100° C. or more and less than 180° C., and 4) a high boiling point solvent having a boiling point of 180° C. or more, wherein the medium boiling point solvent and the high-boiling solvent have a difference in solubility parameter with the binder resin of 3 (cal·cm)1/2 or less, a difference in solubility parameter with the silicon-based blanket of 4 (cal·cm)1/2 or more, and a swelling parameter for the silicon-based blanket of 2 or less, and a printing method using the same.
    Type: Application
    Filed: April 5, 2012
    Publication date: May 8, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Yong Goo Son, Ji Young Hwang, Beom Mo Koo, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Jiehyun Seong, Joo Yeon Kim
  • Publication number: 20140092323
    Abstract: The present invention relates to a touch panel comprising a conductive pattern having improved transmittance and concealing property, and the touch panel according to the present invention can have an effect of improvement in transmittance, a concealing property, and uniformity, and a reduction in strength of a diffraction pattern by reflection light in a conductive pattern by providing the conductive patterns comprising regions having different aperture ratios on both surfaces of a transparent substrate at predetermined positions, or laminating the transparent substrate having the conductive patterns comprising the regions having different aperture ratios.
    Type: Application
    Filed: August 22, 2013
    Publication date: April 3, 2014
    Applicant: LG CHEM LTD.
    Inventors: Ji Young HWANG, In-Seok HWANG, Hyeon CHOI, Seung Heon LEE
  • Patent number: 8637776
    Abstract: The present invention provides a method for manufacturing a conductive pattern, comprising the steps of: a) forming a conductive film on a substrate; b) forming an etching resist pattern on the conductive film; and c) forming a conductive pattern having a smaller line width than a width of the etching resist pattern by over-etching the conductive film by using the etching resist pattern, and a conductive pattern manufactured by using the same. According to the exemplary embodiment of the present invention, it is possible to effectively and economically provide a conductive pattern having a ultrafine line width.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: January 28, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Ji-Young Hwang, In-Seok Hwang, Dong-Wook Lee, Min-Choon Park, Seung-Heon Lee, Sang-Ki Chun, Yong-Koo Son, Beom-Mo Koo
  • Publication number: 20140022739
    Abstract: The present invention relates to a conducting substrate and a touch screen comprising the same, and the conducting substrate according to the present invention comprises a board, an electric conducting pattern provided on at least one surface of the board, and a darkening layer provided on at least one surface of the electric conducting pattern and in a region corresponding to the electric conducting pattern, wherein a reflective diffraction intensity of a reflective diffraction image obtained by radiating light emitted from a point light source on one surface from which the darkening layer is visible is reduced by 60% or more as compared to the conducting substrate having the same constitution except that the electric conducting pattern is formed of Al and does not comprise the darkening layer.
    Type: Application
    Filed: March 28, 2012
    Publication date: January 23, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Ji Young Hwang, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Yong Goo Son, Beom Mo Koo, Jiehyun Seong, Joo Yeon Kim, Je Seob Park
  • Publication number: 20140016047
    Abstract: The present invention relates to a conducting substrate and a touch screen comprising the same, and the conducting substrate according to the present invention comprises a board, and an electric conducting pattern provided on at least one surface of the board, wherein the electric conducting pattern comprises a border structure of closed figures continuously connected and does not comprise the closed figures having the same shape in a predetermined unit area (1 cm×1 cm), and the number of vertexes of the closed figures is different from the number of vertexes of quadrangles having the same number as the closed figures.
    Type: Application
    Filed: March 28, 2012
    Publication date: January 16, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Ji Young Hwang, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Yong Goo Son, Beom Mo Koo, Jiehyun Seong, Joo Yeon Kim, Je Seob Park
  • Publication number: 20140007786
    Abstract: Provided are a composition for printing for use in a printing method which uses a silicon-based blanket, including: 1) a binder resin, 2) a low-boiling point solvent having a boiling point of 100° C. or less, and 3) a high-boiling point solvent having a boiling point of 180° C. or more, wherein the high-boiling solvent has a difference in solubility parameter with the binder resin of 3 (cal·cm)1/2 or less, a difference in solubility parameter with the silicon-based blanket of 4 (cal·cm)1/2 or more, and a swelling parameter for the silicon-based blanket of 2 or less, and a printing method using the same.
    Type: Application
    Filed: April 5, 2012
    Publication date: January 9, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Yong Goo Son, Ji Young Hwang, Beom Mo Koo, In-Seok Hwang, Seung Heon Lee, Sang Ki Chun, Jiehyun Seong, Joo Yeon Kim