Patents by Inventor Dong Joo Kwon
Dong Joo Kwon 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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Patent number: 10980824Abstract: Provided is a pharmaceutical composition including quercetin-3-O-?-D-xylopyranoside for preventing or treating a liver disease. Since the composition has an effect on inhibiting alcohol-induced accumulation of triglycerides in the blood and liver, having no toxicity and without affecting feed intake, body weight, organ weight, and the like, the composition of the present invention may be efficiently utilized as a pharmaceutical composition for preventing and treating a liver disease such as steatosis, hepatitis, hepatic fibrosis, and cirrhosis or a health functional food for preventing or alleviating a liver disease such as steatosis, hepatitis, hepatic fibrosis, and cirrhosis.Type: GrantFiled: November 13, 2017Date of Patent: April 20, 2021Assignee: Hongcheon Institute of Medical HerbInventors: Sun Young Kim, Yong Jun Lee, Dong Joo Kwon, Young Han Kim
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Patent number: 10729164Abstract: The present invention relates to an immuno-enhancing composition including a corn-derived polysaccharide. The immuno-enhancing composition may be a food composition, a feed composition, or a pharmaceutical composition.Type: GrantFiled: October 26, 2016Date of Patent: August 4, 2020Assignees: SANDOL FOOD CO., LTD., HONGCHEON INSTITUTE OF MEDICINAL HERBInventors: Kwang-Soon Shin, Sue-Jung Lee, Hye-Ryung Park, Sun Young Kim, Dong-Joo Kwon, Ho-Sung Lee
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Publication number: 20190388449Abstract: Provided is a pharmaceutical composition including quercetin-3-O-?-D-xylopyranoside for preventing or treating a liver disease. Since the composition has an effect on inhibiting alcohol-induced accumulation of triglycerides in the blood and liver, having no toxicity and without affecting feed intake, body weight, organ weight, and the like, the composition of the present invention may be efficiently utilized as a pharmaceutical composition for preventing and treating a liver disease such as steatosis, hepatitis, hepatic fibrosis, and cirrhosis or a health functional food for preventing or alleviating a liver disease such as steatosis, hepatitis, hepatic fibrosis, and cirrhosis.Type: ApplicationFiled: November 13, 2017Publication date: December 26, 2019Inventors: Sun Young Kim, Yong Jun Lee, Dong Joo Kwon, Young Han Kim
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Patent number: 10226913Abstract: Provided is a decorative sheet which comprises a top surface layer, a rear surface layer and at least one intermediate layer between the top surface layer and the rear surface layer, wherein: the top surface layer and the rear surface layer each independently are formed from a first composite resin composition comprising a glycol-modified polyethylene terephthalate resin and an ester-based resin; the intermediate layer(s) is (are) formed from a second composite resin composition comprising a glycol-modified polyethylene terephthalate resin, a polyethylene terephthalate resin and an ester-based resin; the glass-transition temperature of the ester-based resin is lower than the glass-transition temperature of the glycol-modified polyethylene terephthalate resin; the glass-transition temperature of the ester-based resin is lower than the glass-transition temperature of the polyethylene terephthalate resin; and the content of the polyethylene terephthalate resin in the second composite resin composition is betweenType: GrantFiled: July 23, 2014Date of Patent: March 12, 2019Assignee: LG HAUSYS, LTD.Inventors: Chang-Hak Shin, Hwan-Seok Park, Jong-Hun Lee, Seong-Hoon Yue, Dong-Joo Kwon, Ku-Il Park, Deok-Ryul Hwang, Yea-Ri Song
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Publication number: 20180325156Abstract: The present invention relates to an immuno-enhancing composition including a corn-derived polysaccharide. The immuno-enhancing composition may be a food composition, a feed composition, or a pharmaceutical composition.Type: ApplicationFiled: October 26, 2016Publication date: November 15, 2018Inventors: Kwang-Soon SHIN, Sue-Jung LEE, Hye-Ryung PARK, Sun Young KIM, Dong-Joo KWON, Ho-Sung LEE
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Publication number: 20160374147Abstract: The present invention relates to a heating seat with high efficiency, and the heating seat includes a stack structure of a substrate layer, a first insulation layer, a carbon nanotube heating layer, and a second insulation layer.Type: ApplicationFiled: March 27, 2015Publication date: December 22, 2016Inventors: Yea-Ri SONG, Seong-Hoon YUE, Jong-Hun LEE, Dong-Joo KWON, Chang-Hak SHIN, Deok-Ryul HWANG, Hwan-Seok PARK, Da-Young YU
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Patent number: 9387610Abstract: A hard coating forming method is disclosed that can form a hard coating on surfaces of various manufactured goods including resin products and wood products. The method includes transcribing a coating layer of a sheet having a substrate and the coating layer formed on the substrate, the coating layer containing a thermoset product of a resin composition comprising a resin having an epoxy group and a (meth)acryloyl group and a thiol based curing agent; delaminating the substrate from the sheet; and irradiating light to the coating layer to cure the coating layer.Type: GrantFiled: February 9, 2011Date of Patent: July 12, 2016Assignee: LG Hausys, Ltd.Inventors: Yun Bong Kim, Won Kook Kim, Yang Go Kang, Jin Woo Kim, Dong Joo Kwon, Mu Seon Ryu
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Publication number: 20160176167Abstract: Provided is a decorative sheet which comprises a top surface layer, a rear surface layer and at least one intermediate layer between the top surface layer and the rear surface layer, wherein: the top surface layer and the rear surface layer each independently are formed from a first composite resin composition comprising a glycol-modified polyethylene terephthalate resin and an ester-based resin; the intermediate layer(s) is (are) formed from a second composite resin composition comprising a glycol-modified polyethylene terephthalate resin, a polyethylene terephthalate resin and an ester-based resin; the glass-transition temperature of the ester-based resin is lower than the glass-transition temperature of the glycol-modified polyethylene terephthalate resin; the glass-transition temperature of the ester-based resin is lower than the glass-transition temperature of the polyethylene terephthalate resin; and the content of the polyethylene terephthalate resin in the second composite resin composition is betweenType: ApplicationFiled: July 23, 2014Publication date: June 23, 2016Applicant: LG Hausys, Ltd.Inventors: Chang-Hak SHIN, Hwan-Seok PARK, Jong-Hun LEE, Seong-Hoon YUE, Dong-Joo KWON, Ku-Il PARK, Deok-Ryul HWANG, Yea-Ri SONG
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Patent number: 9267055Abstract: The present invention provides: a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, wherein the UV curable resin is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer; and a preparation method thereof. The present invention provides a transfer sheet comprising: a base film; and a coating layer formed on one surface of the base film, wherein the coating layer comprises a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, and the UV curable resin containing an acryloyl functional group is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer.Type: GrantFiled: December 11, 2012Date of Patent: February 23, 2016Assignee: LG Hausys, Ltd.Inventors: Dong Joo Kwon, Won-Kook Kim
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Publication number: 20150125690Abstract: Disclosed is a transparent conductive film for a touch panel that uses a single hybrid undercoating layer so as to be capable of index matching and has excellent barrier properties. The conductive film according to the present invention includes: a transparent base material; said hybrid undercoating layer, which is formed on the transparent base material, which consists of an inorganic network/organic network hybrid polymer, which has a refractive index of between 1.55 and 1.7, and which has a thickness of between 10 nm and 1.5 ?m; and a transparent conductive layer which is formed on the hybrid undercoating layer. Compared to the transparent conductive films of the prior art, the present invention has significantly higher productivity, has excellent barrier properties, and exhibits stable index matching.Type: ApplicationFiled: May 7, 2013Publication date: May 7, 2015Inventors: Mu-Seon Ryu, Won-Kook Kim, Dong-Joo Kwon, Ji-Yeon Seo
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Publication number: 20150118454Abstract: The present invention provides: a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, wherein the UV curable resin is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer; and a preparation method thereof. The present invention provides a transfer sheet comprising: a base film; and a coating layer formed on one surface of the base film, wherein the coating layer comprises a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, and the UV curable resin containing an acryloyl functional group is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer.Type: ApplicationFiled: December 11, 2012Publication date: April 30, 2015Inventors: Dong Joo Kwon, Won-Kook Kim
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Patent number: 8968605Abstract: The present invention relates to a conductive polymer composition for a PTC element with decreased NTC characteristics, using carbon nanotubes, a PTC binder resin, and a cellulose-based or polyester-based resin for fixing the carbon nanotubes and the PTC binder, and to a PTC element, a circuit and a sheet heating element using the same.Type: GrantFiled: September 19, 2011Date of Patent: March 3, 2015Assignee: LG Hausys, Ltd.Inventors: Seong-Hoon Yue, Yong-Bae Jung, Min-Hee Lee, Won-Kook Kim, Dong-Joo Kwon
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Publication number: 20130140499Abstract: The present invention relates to a conductive polymer composition for a PTC element with decreased NTC characteristics, using carbon nanotubes, a PTC binder resin, and a cellulose-based or polyester-based resin for fixing the carbon nanotubes and the PTC binder, and to a PTC element, a circuit and a sheet heating element using the same.Type: ApplicationFiled: September 19, 2011Publication date: June 6, 2013Applicant: LG HAUSYS, LTD.Inventors: Seong-Hoon Yue, Yong-Bae Jung, Min-Hee Lee, Won-Kook Kim, Dong-Joo Kwon
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Publication number: 20120301629Abstract: The present invention relates to a hard coating forming method. According to the present invention, a hard coating can be formed to have high index of refraction and favorable physical properties in terms of hardness, wear-resistance, scratch-resistance, chemical resistance, transparency, gloss, and the like on surfaces of various manufactured goods including resin formed products and wood products.Type: ApplicationFiled: February 9, 2011Publication date: November 29, 2012Inventors: Yun Bong Kim, Won Kook Kim, Yang Go Kang, Jin Woo Kim, Dong Joo Kwon, Mu Seon Ryu
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Patent number: 7961372Abstract: The present invention provides a photochromic film which is formed by curing a photochromic composition and includes a multifunctional (metha)acrylate-based monomer that has two or more functional groups, and a photochromic dye, a product including the same, and a method for producing the photochromic film.Type: GrantFiled: August 21, 2008Date of Patent: June 14, 2011Assignee: LG Chem, Ltd.Inventors: Woo-Sung Kim, Hyeon Choi, Jee-Seon Kim, Dong-Joo Kwon, Young-Jun Hong
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Publication number: 20100155987Abstract: The present invention relates to a method for casting an acryl film, which includes the steps of injecting a material of the acryl film into a space that is formed from a pair of substrates and a gasket positioned between a pair of substrates, and curing the material of the acryl film. The shrinkage ratio of the gasket is not less than 10% after the acryl film is subjected to the curing step, or the shrinkage ratio of the gasket after the acryl film is subjected to the curing step is the same as or larger than the shrinkage ratio of the material of the acryl film.Type: ApplicationFiled: August 21, 2008Publication date: June 24, 2010Inventors: Woo-Sung Kim, Won-Kook Kim, Young-Jun Hong, Yang-Gu Kang, Hyeon Choi, Dong-Joo Kwon, Jee-Seon Kim
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Publication number: 20100157407Abstract: The present invention provides a photochromic film which is formed by curing a photochromic composition and includes a multifunctional (metha)acrylate-based monomer that has two or more functional groups, and a photochromic dye, a product including the same, and a method for producing the photochromic film.Type: ApplicationFiled: August 21, 2008Publication date: June 24, 2010Inventors: Woo-Sung Kim, Hyeon Choi, Jee-Seom Kim, Dong-Joo Kwon, Young-Jun Hong
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Publication number: 20100118376Abstract: The present invention relates to a multi-layered photochromic sheet and a photo chromic glass prepared therefrom. In particular, the present invention relates to a multi-layered photochromic sheet having excellent durability by reducing a decomposition rate of photochromic dye, in which two or more photochromic films consisting of an oxygen or moisture shielding barrier layer and photochromic layer are stacked, compared to a conventional mono layered film. Further, the present invention relates to a photochromic glass having excellent durability and appearance, in which the multi-layered photochromic sheet is disposed between two glasses, and to a glass for vehicles or buildings using the same.Type: ApplicationFiled: April 8, 2008Publication date: May 13, 2010Inventors: Dong-Joo Kwon, Woo-Sung Kim, Young-Jun Hong
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Publication number: 20100009151Abstract: The present invention relates to a coating composition of a cycloolefin film that includes 100 parts by weight of an acrylate binder resin, 5 to 50 parts by weight of an olefin resin, 2 to 20 parts by weight of a photoinitiator, and 80 to 400 parts by weight of a solvent. The coating composition of the cycloolefin film may further include 1 to 20 parts by weight of fine particles having an average particle size in the range of 0.5 to 5 ?m. The coating composition may be used as a hard coating composition and a dazzling prevention coating composition in respects to the cycloolefin film.Type: ApplicationFiled: January 3, 2008Publication date: January 14, 2010Applicant: LG CHEM, LTD.Inventors: Hansik Yun, Yeong-Rae Chang, Jae-Hoon Shim, Jae Pil Koo, Dong-Joo Kwon
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Patent number: 7294182Abstract: The present invention provides a composition for water-removable ink with an effect of coupling retardation by using an aliphatic alcohol as a solvent, which is selected from a group comprising n-butyl alcohol, n-propyl alcohol, isopropyl alcohol and pentanol, so that the curiosity of infants or juveniles can be stimulated to enhance the learning effect and also various desires of students or adults can be satisfied in terms of ornamental purposes.Type: GrantFiled: July 15, 2005Date of Patent: November 13, 2007Assignee: Artech Plus Co., Ltd.Inventors: Dong Kyun Jang, Dong Joo Kwon