Patents by Inventor Kyung-Ki Hong
Kyung-Ki Hong 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).
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Publication number: 20180313978Abstract: The present invention relates to an antireflection film comprising a hard coating layer in which a ten-point average roughness (Rz) of the surface irregularities is 0.05 ?m to 0.2 ?m and an internal haze is 0.5% to 5%; and a low refractive index layer formed on the hard coating layer, and a display device comprising the antireflection film.Type: ApplicationFiled: September 12, 2016Publication date: November 1, 2018Inventors: Yeong Rae CHANG, Jae Hoon SHIM, Jung Hyun SEO, Jin Young PARK, Soo Kyoung LEE, Jae Pil KOO, Tae Soon KIM, Min Soo KIM, Kyung Ki HONG, Joo Jong MOON, Hye Min LEE
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Publication number: 20180017724Abstract: The present application relates to a polarizer, a polarizing plate and a display device. The present application can provide a polarizer or a polarizing plate that is applied to various types of display devices, particularly to a display device having a highly reflective liquid crystal panel and that shows excellent characteristics. In addition, the present application can provide a display device including the polarizer or the polarizing plate.Type: ApplicationFiled: February 1, 2016Publication date: January 18, 2018Inventors: Sung Hyun NAM, Kyung Ki HONG, Eung Jin JANG, Yeong Rae CHANG, Heon KIM, Kyun ll RAH, Jong Hyun JUNG, Byung Sun LEE, Hong Jun CHOI, Moon Soo PARK, Sun Kug KIM
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Publication number: 20160306452Abstract: The present invention relates to an electronic board comprising a display panel; a polarizing plate disposed on the display panel, and including a polarizer and a high hardness plastic film integrated with each other; and a touch sensor recognizing input information through the contact of a user.Type: ApplicationFiled: February 17, 2015Publication date: October 20, 2016Inventors: Soon Hwa JUNG, Kyung Ki HONG, Yeong Rae CHANG, Jin Young PARK, Joon Koo KANG, Hyeok JEONG, Eun Kyu HER
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Publication number: 20160266293Abstract: There are provided a high brightness polarizing plate and a liquid crystal display device including the high brightness polarizing plate as a lower polarizing plate. The high brightness polarizing plate includes: a polarizer; and a protective film disposed on a side of the polarizer, wherein the protective film faces a backlight unit, and a primer layer including a low-refractive polymer resin and fine hollow particles is formed on a side of the protective film opposite to a side thereof facing the polarizer.Type: ApplicationFiled: July 24, 2014Publication date: September 15, 2016Inventors: Kyung-Ki Hong, Jae-Ho Jung, Jun-Wuk Park, Byung-Ming Lee, Jae-Hoon Shim, Je-Hyuk Yoo
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Patent number: 9417367Abstract: The present invention relates to a pressure sensitive adhesive film for an orientating treatment of a photo-orientable layer, a laminated film, a method for preparing an optical filter or a stereoscopic image display device. In the present invention, the pressure sensitive adhesive film for an orientating treatment in a photo-orientable layer which can minimize the generation of the un-orientated regions, and can form the orientated pattern having high degrees of accuracy, and the preparation method for an optical filter using the pressure sensitive adhesive film are provided. Further, the present invention can provide the optical filter and the stereoscopic image display device having excellent performance.Type: GrantFiled: June 8, 2011Date of Patent: August 16, 2016Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Hyuk Yoon, Jong Sung Park, Kyung Ki Hong, Eung Jin Jang, Moon Soo Park, Doo Young Huh
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Patent number: 9417368Abstract: The present invention relates to a pressure sensitive adhesive film for an orientating treatment of a photo-orientable layer, a laminated film, a method for preparing an optical filter or a stereoscopic image display device. In the present invention, the pressure sensitive adhesive film for an orientating treatment in a photo-orientable layer which can minimize the generation of the un-orientated regions, and can form the orientated pattern having high degrees of accuracy, and the preparation method for an optical filter using the pressure sensitive adhesive film are provided. Further, the present invention can provide the optical filter and the stereoscopic image display device having excellent performance.Type: GrantFiled: September 23, 2011Date of Patent: August 16, 2016Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Hyuk Yoon, Jong Sung Park, Kyung Ki Hong, Eung Jin Jang, Moon Soo Park, Doo Young Huh
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Patent number: 9285524Abstract: Provided are an optical filter and a stereoscopic display device. The exemplary optical filter may be applied to the stereoscopic display device to observe a stereoscopic image in a wide viewing angle without the loss of brightness.Type: GrantFiled: February 4, 2014Date of Patent: March 15, 2016Assignee: LG CHEM, LTD.Inventors: Moon Soo Park, Byoung Kun Jeon, Sang Seop Kim, Kyung Ki Hong, Dong Ho Ko, Doo Young Huh, Su Young Ryu, Seung Ryong Lee
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Patent number: 9268149Abstract: Provided is an optical filter and a display device. In the optical filter, patterns of first and second regions therein may be stably maintained, and therefore the optical filter capable of ensuring excellent light division characteristics for a long time may be provided.Type: GrantFiled: August 6, 2012Date of Patent: February 23, 2016Assignee: LG CHEM, LTD.Inventors: Seung Hun Chae, Kyung Ki Hong, Jung Hyun Yeo, Yong Il Cho, Moon Soo Park, Sang Seop Kim
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Patent number: 9140979Abstract: A light irradiation apparatus and a method of manufacture a photo-aligning layer are disclosed. A mask included in a light irradiation apparatus according to one embodiment is configured to irradiate the light having straightness at a high level of illumination to a subject that is apart from the mask with a certain distance. A photo-aligning layer with a desired alignment pattern can be fabricated using the mask.Type: GrantFiled: January 23, 2012Date of Patent: September 22, 2015Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Kyung Ki Hong, Hyuk Yoon, Won Cheul Ju, Yong Il Cho, Moon Soo Park, Dong Ho Ko, Su Young Ryu
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Publication number: 20150205143Abstract: Provided is an optical filter and a display device. In the optical filter, patterns of first and second regions therein may be stably maintained, and therefore the optical filter capable of ensuring excellent light division characteristics for a long time may be provided.Type: ApplicationFiled: August 6, 2012Publication date: July 23, 2015Applicant: LG CHEM, LTD.Inventors: Seung Hun CHAE, Kyung Ki Hong, Jung Hyun Yeo, Yong II Cho, Moon Soo Park, Sang Seop Kim
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Patent number: 9069257Abstract: A mask and an optical filter manufacturing apparatus having the same are provided. The optical filter manufacturing apparatus includes a roll used in a roll-to-roll process, a base film wound around the roll, a light source that generates light for exposure, a polarizing plate that is installed at an emission side of the light source and polarizes light generated from the light source, and a mask that causes a pattern to be formed on the base film and includes a plurality of guide slits that are opened to have a predetermined thickness and a predetermined width. According to the present invention, the entire surface of the base film can be irradiated with a uniform light quantity. Thus, a pattern can be uniformly formed on the base film, the quality of a product can be improved, and the characteristics of the base film can be accurately realized.Type: GrantFiled: July 26, 2011Date of Patent: June 30, 2015Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Kyung Ki Hong, Hyuk Yoon, Won Cheul Ju, Yong Il Cho, Moon Soo Park, Dong Ho Ko, Su Young Ryu
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Patent number: 9041993Abstract: A light irradiation apparatus and a method of manufacture a photo-aligning layer are disclosed. A mask included in a light irradiation apparatus according to one embodiment is configured to irradiate the light having straightness at a high level of illumination to a subject that is apart from the mask with a certain distance. A photo-aligning layer with a desired alignment pattern can be fabricated using the mask.Type: GrantFiled: December 22, 2011Date of Patent: May 26, 2015Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Kyung Ki Hong, Hyuk Yoon, Won Cheul Ju, Yong Il Cho, Moon Soo Park, Dong Ho Ko, Su Young Ryu
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Patent number: 8758868Abstract: An optical device is provided. The optical device according to one embodiment may be a light-dividing device, for example, a device that can divide incident light into at least two kinds of light having different polarization states. For example, the optical device can be used to realize a stereoscopic image.Type: GrantFiled: April 25, 2012Date of Patent: June 24, 2014Assignee: LG Chem Ltd.Inventors: Sin Young Kim, Kyung Ki Hong, Moon Soo Park, Seung Hun Chae, Eun Mi Seo, Doo Young Huh, Hyuk Yoon, Kyun Il Rah, Su Young Ryu
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Publication number: 20140153093Abstract: Provided are an optical filter and a stereoscopic display device. The exemplary optical filter may be applied to the stereoscopic display device to observe a stereoscopic image in a wide viewing angle without the loss of brightness.Type: ApplicationFiled: February 4, 2014Publication date: June 5, 2014Inventors: Moon Soo PARK, Byoung Kun JEON, Sang Seop KIM, Kyung Ki HONG, Dong Ho KO, Doo Young HUH, Su Young RYU, Seung Ryong LEE
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Patent number: 8717518Abstract: The present invention relates to a polarizer having an antistatic layer and a liquid crystal display. The present invention may provide a polarizer which may prevent malfunction of devices by static electricity generated in preparation or use procedures even without using the ITO layer conventionally formed between the upper glass substrate of a liquid crystal panel and a polarizer in a liquid crystal display for an antistatic purpose, and has excellent physical properties such as endurance reliability under high temperature or high humidity condition and optical characteristics, and a liquid crystal display thereof.Type: GrantFiled: July 17, 2009Date of Patent: May 6, 2014Assignee: LG Chem, Ltd.Inventors: Se Ra Kim, Soon Hwa Jung, Kee Young Kim, Sung Su Kim, Kyung Ki Hong, Hyo Jin Jeong, Eun Sang Yoo, In Cheon Han, Yeong Rae Chang, Ju Young Kim
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Patent number: 8557890Abstract: The present invention provides a coating composition and a coating film that comprises a binder containing a UV-curable functional group, a compound containing a fluorine UV-curable functional group, a photoinitiator; and nano-sized particles. The coating film according to the present invention has excellent abrasion resistance and contamination resistance such as fingerprint trace removability and scribbling resistance.Type: GrantFiled: November 28, 2008Date of Patent: October 15, 2013Assignee: LG Chem, Ltd.Inventors: Yeong-Rae Chang, Joon-Koo Kang, Kyung-Ki Hong, Eun-Sang Yoo, Sung-Su Kim, Ju-Young Kim, Soon-Hwa Jung, Young-Jun Hong
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Publication number: 20130143007Abstract: A light irradiation apparatus and a method of manufacture a photo-aligning layer are disclosed. A mask included in a light irradiation apparatus according to one embodiment is configured to irradiate the light having straightness at a high level of illumination to a subject that is apart from the mask with a certain distance. A photo-aligning layer with a desired alignment pattern can be fabricated using the mask.Type: ApplicationFiled: January 23, 2012Publication date: June 6, 2013Applicant: LG CHEM, LTD.Inventors: Sin Young KIM, Kyung Ki Hong, Hyuk Yoon, Won Cheul Ju, Yong II Cho, Moon Soo Park, Dong Ho Ko, Su Young Ryu
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Publication number: 20130114055Abstract: A mask and an optical filter manufacturing apparatus having the same are provided. The optical filter manufacturing apparatus includes a roll used in a roll-to-roll process, a base film wound around the roll, a light source that generates light for exposure, a polarizing plate that is installed at an emission side of the light source and polarizes light generated from the light source, and a mask that causes a pattern to be formed on the base film and includes a plurality of guide slits that are opened to have a predetermined thickness and a predetermined width. According to the present invention, the entire surface of the base film can be irradiated with a uniform light quantity. Thus, a pattern can be uniformly formed on the base film, the quality of a product can be improved, and the characteristics of the base film can be accurately realized.Type: ApplicationFiled: July 26, 2011Publication date: May 9, 2013Applicant: LG CHEM LTDInventors: Sin Young Kim, Kyung Ki Hong, Hyuk Yoon, Won Cheul Ju, Yong II Cho, Moon Soo Park, Dong Ho Ko, Su Young Ryu
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Publication number: 20120262639Abstract: An optical device is provided. The optical device according to one embodiment may be a light-dividing device, for example, a device that can divide incident light into at least two kinds of light having different polarization states. For example, the optical device can be used to realize a stereoscopic image.Type: ApplicationFiled: April 25, 2012Publication date: October 18, 2012Applicant: LG CHEM, LTD.Inventors: Sin Young KIM, Kyung Ki Hong, Moon Soo Park, Seung Hun Chae, Eun Mi Seo, Doo Young Huh, Hyuk Yoon, Kyun II Rah, Su Young Ryu
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Publication number: 20120092742Abstract: A light irradiation apparatus and a method of manufacture a photo-aligning layer are disclosed. A mask included in a light irradiation apparatus according to one embodiment is configured to irradiate the light having straightness at a high level of illumination to a subject that is apart from the mask with a certain distance. A photo-aligning layer with a desired alignment pattern can be fabricated using the mask.Type: ApplicationFiled: December 22, 2011Publication date: April 19, 2012Inventors: Sin Young KIM, Kyung Ki HONG, Hyuk YOON, Won Cheul JU, Yong Il CHO, Moon Soo PARK, Dong Ho KO, Su Young RYU