Patents by Inventor Su-Young Ryu
Su-Young Ryu 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).
-
Patent number: 10180518Abstract: The present invention relates to an optical film, a polarizing plate including the same, and a display device. The exemplary optical film may have a desired wavelength dispersion characteristic using positive and negative uniaxial retardation films satisfying a predetermined condition. In addition, the optical film has a desired wavelength dispersion characteristic, and thus may be utilized in various fields requiring delicate control of optical properties. For example, the optical film can be useful in the polarizing plate used to prevent reflection and ensure visibility in the display device.Type: GrantFiled: November 25, 2013Date of Patent: January 15, 2019Assignee: LG CHEM, LTD.Inventors: Byoung Kun Jeon, Su Young Ryu, Moon Soo Park, Hyuk Yoon
-
Publication number: 20180113361Abstract: The present application relates to a light-emitting film, an illumination device, and a display device. The present application may provide a light-emitting film and the use thereof, the light-emitting film being capable of effectively generating a desired light, such as white light, and stably maintaining the performance thereof for a long period of time.Type: ApplicationFiled: March 28, 2016Publication date: April 26, 2018Inventors: Seong Min LEE, Su Young RYU, Sun Kug KIM, Moon Soo PARK, Hyuk YOON, Tae Gyun KWON
-
Publication number: 20180051144Abstract: An optical film, a production method therefor, a lighting device and a display device are provided. The present application is capable of providing an optical film having excellent color purity and efficiency, the optical film being capable of providing a lighting device having excellent color characteristics. The optical film of the present application can stably maintain the above described excellent characteristics for a long period of time. The optical film of the present application can be used in various applications, including various lighting devices, photovoltaic cell applications, optical filters or photoconverters.Type: ApplicationFiled: March 11, 2016Publication date: February 22, 2018Inventors: Tae Gyun KWON, Su Young RYU, Young Shin LEE, Moon Soo PARK, Seong Min LEE
-
Patent number: 9891360Abstract: Provided are an optical film and a display device including the same. The optical film may be disposed at the outermost side of a display device, such as a liquid crystal display or an organic light emitting display, or at an outside of a polarizing layer of the display in which the polarizing layer is disposed at a visible side. The film disposed as described above may overcome degradation of brightness that may occur when an observer watches an image with polarizing sunglasses. The optical film may also have hardness suitable for its use.Type: GrantFiled: November 29, 2013Date of Patent: February 13, 2018Assignee: LG CHEM, LTD.Inventors: Jun Won Chang, Su Young Ryu, Moon Su Park
-
Patent number: 9761771Abstract: The present application relates to a light-emitting film, a method of manufacturing the same, a lighting device and a display device. The present application may provide a light-emitting film capable of providing a lighting device having excellent color purity and efficiency and an excellent color characteristic. The characteristics of the light-emitting film of the present application may be stably and excellently maintained for a long time. The light-emitting film of the present application may be used for various uses including photovoltaic applications, an optical filter or an optical converter, as well as various lighting devices.Type: GrantFiled: August 13, 2015Date of Patent: September 12, 2017Assignee: LG CHEM, LTD.Inventors: Tae Gyun Kwon, Su Young Ryu, Moon Soo Park, Seong Min Lee
-
Publication number: 20170200871Abstract: The present application relates to a light-emitting film, a method of manufacturing the same, a lighting device and a display device. The present application may provide a light-emitting film capable of providing a lighting device having excellent color purity and efficiency and an excellent color characteristic. The characteristics of the light-emitting film of the present application may be stably and excellently maintained for a long time. The light-emitting film of the present application may be used for various uses including photovoltaic applications, an optical filter or an optical converter, as well as various lighting devices.Type: ApplicationFiled: August 13, 2015Publication date: July 13, 2017Applicant: LG CHEM, LTD.Inventors: Tae Gyun KWON, Su Young RYU, Moon Soo PARK, Seong Min LEE
-
Patent number: 9703145Abstract: A liquid crystal composition and a method of manufacturing an optical film. The liquid crystal composition which may form a liquid crystal layer having excellent optical characteristics and a high surface hardness. The liquid crystal layer formed as described above may be used in various applications, and for example, may be disposed on the outermost surface of a display device, such as an LCD or an OLED, or at an outer side of a polarizing layer of the display in which the polarizing layer is disposed at a visible side, thereby serving as a liquid crystal layer which may solve a problem of degrading brightness occurring when an observer watches an image with polarizing sunglasses.Type: GrantFiled: November 29, 2013Date of Patent: July 11, 2017Assignee: LG CHEM, LTD.Inventors: Su Young Ryu, Moon Soo Park, Jun Won Chang, Sin Young Kim
-
Publication number: 20170191638Abstract: The present application relates to a light-emitting film, a method of manufacturing the same, a lighting device and a display device. The present application may provide a light-emitting film capable of providing a lighting device having excellent color purity and efficiency and an excellent color characteristic. The characteristics of the light-emitting film of the present application may be stably and excellently maintained for a long time. The light-emitting film of the present application may be used for various uses including photovoltaic applications, an optical filter or an optical converter, as well as various lighting devices.Type: ApplicationFiled: August 13, 2015Publication date: July 6, 2017Inventors: Tae Gyun KWON, Moon Soo PARK, Su Young RYU
-
Patent number: 9667953Abstract: Provided are a display device and polarizing glasses. The display device allows a user to wear polarizing glasses including a positive or negative uniaxial retardation layer and observe stereoscopic images. The display device includes a uniaxial retardation layer with the opposite sign to the uniaxial retardation layer included in the polarizing glasses so that the display device can have highly improved upper, lower, left, and right viewing angles.Type: GrantFiled: October 29, 2014Date of Patent: May 30, 2017Assignee: LG CHEM, LTD.Inventors: Byoung Kun Jeon, Su Young Ryu, Moon Soo Park
-
Patent number: 9411166Abstract: Provided is a display device. An illustrative display device of the present application may display three-dimensional images or two-dimensional images, which may be enjoyed without glasses.Type: GrantFiled: July 11, 2014Date of Patent: August 9, 2016Assignee: LG Chem, Ltd.Inventors: Byoung Kun Jeon, Su Young Ryu, Moon Soo Park
-
Patent number: 9377571Abstract: An optical film, a polarizing plate and a display device are provided. The optical film can have desired phase retardation at a wide wavelength range, and also show no light leakage at an inclination angle. Also, the optical film can have ¼-wavelength phase retardation, and can be used for reflective or semi-transmissive/reflective liquid crystal display devices or organic light-emitting devices.Type: GrantFiled: August 6, 2012Date of Patent: June 28, 2016Assignee: LG CHEM, LTD.Inventors: Byoung Kun Jeon, Hyuk Yoon, Su Young Ryu, Moon Soo Park
-
Patent number: 9329426Abstract: The present application relates to an optical device. 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: November 30, 2012Date of Patent: May 3, 2016Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Moon Soo Park, Seung Hun Chae, Su Young Ryu, Da Mi Lee
-
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
-
Patent number: 9279994Abstract: A stereoscopic image display device (hereinafter, referred to as a “3D device”) and polarizing glasses are provided. According to the 3D device and polarizing glasses, a three-dimensional image having excellent crosstalk ratio and color characteristics can be observed.Type: GrantFiled: September 19, 2013Date of Patent: March 8, 2016Assignee: LG Chem, Ltd.Inventors: Byoung Kun Jeon, Moon Soo Park, Sin Young Kim, Su Young Ryu
-
Publication number: 20150301386Abstract: Provided are a liquid crystal composition and a method of manufacturing an optical film. The liquid crystal composition which may form a liquid crystal layer having excellent optical characteristics and a high surface hardness may be provided. The liquid crystal layer formed as described above may be used in various applications, and for example, may be disposed on the outermost surface of a display device, such as an LCD or an OLED, or at an outer side of a polarizing layer of the display in which the polarizing layer is disposed at a visible side, thereby serving as a liquid crystal layer which may solve a problem of degrading brightness occurring when an observer watches an image with polarizing sunglasses.Type: ApplicationFiled: November 29, 2013Publication date: October 22, 2015Inventors: Su Young RYU, Moon Soo PARK, Jun Won CHANG, Sin Young KIM
-
Publication number: 20150293286Abstract: The present invention relates to an optical film, a polarizing plate including the same, and a display device. The exemplary optical film may have a desired wavelength dispersion characteristic using positive and negative uniaxial retardation films satisfying a predetermined condition. In addition, the optical film has a desired wavelength dispersion characteristic, and thus may be utilized in various fields requiring delicate control of optical properties. For example, the optical film can be useful in the polarizing plate used to prevent reflection and ensure visibility in the display device.Type: ApplicationFiled: November 25, 2013Publication date: October 15, 2015Inventors: Byoung Kun Jeon, Su Young Ryu, Moon Soo Park, Hyuk Yoon
-
Publication number: 20150285978Abstract: Provided are an optical film and a display device including the same. The optical film may be disposed at the outermost side of a display device, such as a liquid crystal display or an organic light emitting display, or at an outside of a polarizing layer of the display in which the polarizing layer is disposed at a visible side. The film disposed as described above may overcome degradation of brightness that may occur when an observer watches an image with polarizing sunglasses. The optical film may also have hardness suitable for its use.Type: ApplicationFiled: November 29, 2013Publication date: October 8, 2015Inventors: Jun Won Chang, Su Young Ryu, Moon Su Park
-
Patent number: 9151869Abstract: A liquid crystal film, a method for manufacturing the same, a polarizing plate, and a liquid crystal display are provided. The liquid crystal film has excellent physical properties such as durability and an optical physical property so that it can be effectively used for various applications. In addition, the physical property of the liquid crystal film can be controlled according to desired purposes.Type: GrantFiled: January 25, 2012Date of Patent: October 6, 2015Assignee: LG Chem, Ltd.Inventors: Su Young Ryu, Moon Soo Park, Jun Won Chang, Sin Young Kim
-
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
-
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