Patents by Inventor Seong Ho Kong
Seong Ho Kong 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: 20200347243Abstract: A group of fluorescent polymeric coating films visible in near-infrared light for coating a medical device, and a method for preparing such NIR visible polymeric coating films.Type: ApplicationFiled: January 28, 2019Publication date: November 5, 2020Inventors: Andrey KLYMCHENKO, Bohdan ANDREIUK, Seong-Ho KONG, Michele DIANA, Renato SOARES
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Patent number: 8587874Abstract: A fluid pressure liquid lens includes: a fluid pressure driving portion which is configured to include a first cavity, a fluid pressure generating groove, and an actuator generating a fluid pressure on liquid so as to adjust the fluid pressure by using the actuator; a first transparent elastic membrane which is disposed on an upper surface of the fluid pressure driving portion to seal an upper portion of the first cavity of the fluid pressure driving portion and of which the curvature is changed according to the fluid pressure of the liquid; and a transparent substrate which is disposed on a lower surface of the fluid pressure driving portion to seal a lower portion of the first cavity of the fluid pressure driving portion and which is made of transparent material passing through incident light, wherein a focal length is adjusted by using the fluid pressure generated by the actuator.Type: GrantFiled: April 26, 2012Date of Patent: November 19, 2013Assignee: Kyungpook National University Industry-Academic Cooperation FoundationInventors: Seong Ho Kong, Hak-Rin Kim, June Kyoo Lee, Kyung-Woo Park
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Patent number: 8570659Abstract: A variable focus liquid lens includes: a lens barrel which is configured to include a first cavity to contain first and second liquids which are not mixed with each other in upper and lower portions of the first cavity, respectively; a fluid pressure driving unit which is configured to include a second cavity, a fluid pressure generating groove, and an actuator generating a fluid pressure on the second liquid so as to adjust the fluid pressure of the second liquid by using the actuator; a first transparent elastic membrane sealing an upper portion of the first cavity of the lens barrel; and a conductive transparent substrate sealing a lower portion of the second cavity of the fluid pressure driving unit. The focal length is adjusted by changing the curvatures of the surfaces of the first and second liquids and the curvature of the first transparent elastic membrane by a voltage.Type: GrantFiled: April 26, 2012Date of Patent: October 29, 2013Assignee: Kyungpook National University Industry-Academic Cooperation FoundationInventors: Seong Ho Kong, Hak-Rin Kim, June Kyoo Lee, Kyung-Woo Park
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Patent number: 8394878Abstract: The present invention provides a method of preparing a hyperbranched organic modifier which comprises reacting (a) a tertiary amine compound having at least two terminal hydroxyl groups with (b) at least one multifunctional monomer having at least two terminal functional groups capable of reacting with said hydroxyl groups. The present invention also provides an organo-modified clay treated with the hyperbranched organic modifier.Type: GrantFiled: December 31, 2007Date of Patent: March 12, 2013Assignee: Cheil Industries Inc.Inventors: Il Jin Kim, Kee Hae Kwon, Hyung Rang Moon, Jae Bum Park, Seong Ho Kong
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Patent number: 8390934Abstract: Provided is a liquid lens capable of adjusting a focus by using an electrical signal and/or a fluid pressure.Type: GrantFiled: March 25, 2010Date of Patent: March 5, 2013Assignee: Kyungpook National University Industry-Academic Cooperation FoundationInventors: Seong Ho Kong, Hak-Rin Kim, June Kyoo Lee
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Patent number: 8367754Abstract: A flameproof thermoplastic resin composition comprises (A) 100 parts by weight of a thermoplastic resin; (B) about 1 to about 40 parts by weight of a sublimational filler; and (C) about 1 to about 30 parts by weight of a flame retardant. The thermoplastic resin composition can solve the problems of high specific gravity and deterioration of flame retardancy caused by adding a conventional filler.Type: GrantFiled: June 28, 2010Date of Patent: February 5, 2013Assignee: Cheil Industries Inc.Inventors: Seon Ae Lee, Sang Hyun Hong, Kyung Hoon Shin, Jin Seong Lee, Seong Ho Kong
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Patent number: 8354464Abstract: A mixture of brominated diphenylethanes is prepared by brominating diphenylethanes, comprises hexabromodiphenylethane, heptabromodiphenylethane and octabromodiphenylethane, comprises about 55 to about 85% by weight hexabromodiphenylethane, and comprises about 0.01 to about 30% by weight diphenylethanes substituted with an odd number of bromines. The mixture of brominated diphenylethanes can provide improved compatibility with polymer resins, as well as impart excellent flame retardancy and improved weatherability and thermal stability.Type: GrantFiled: December 8, 2009Date of Patent: January 15, 2013Assignee: Cheil Industries Inc.Inventors: Sung Hee Ahn, In Hwan Oh, Seong Ho Kong, Se Bum Son, Sung Duk Hwang, Hye Jin Lee
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Patent number: 8329804Abstract: A flame retardant thermoplastic resin composition comprises 100 parts by weight of a rubber-modified aromatic vinyl copolymer resin (A) and about 10 to about 30 parts by weight of a brominated diphenyl ethane mixture (B) including about 55 to about 85% by weight of hexabromodiphenyl ethane. The rubber modified aromatic vinyl copolymer resin (A) according to the present invention is a polymer resin wherein grafted rubbery polymers are dispersed in the form of particles in a matrix of vinyl copolymer. The rubber-modified aromatic vinyl copolymer resin (A) includes grafted rubbery polymers in an amount of about 10 to about 100% by weight and the matrix of vinyl copolymer in an amount of about 0 to about 90% by weight. The brominated diphenyl ethane mixture (B) may have about 1 to about 25% by weight of diphenyl ethane having an odd number of bromine substituents.Type: GrantFiled: November 6, 2009Date of Patent: December 11, 2012Assignee: Cheil Industries Inc.Inventors: In Hwan Oh, Sung Hee Ahn, Sung Duk Hwang, Se Bum Son, Seong Ho Kong, Hye Jin Lee
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Publication number: 20120275030Abstract: A variable focus liquid lens includes: a lens barrel which is configured to include a first cavity to contain first and second liquids which are not mixed with each other in upper and lower portions of the first cavity, respectively; a fluid pressure driving unit which is configured to include a second cavity, a fluid pressure generating groove, and an actuator generating a fluid pressure on the second liquid so as to adjust the fluid pressure of the second liquid by using the actuator; a first transparent elastic membrane sealing an upper portion of the first cavity of the lens barrel; and a conductive transparent substrate sealing a lower portion of the second cavity of the fluid pressure driving unit. The focal length is adjusted by changing the curvatures of the surfaces of the first and second liquids and the curvature of the first transparent elastic membrane by a voltage.Type: ApplicationFiled: April 26, 2012Publication date: November 1, 2012Applicant: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Seong Ho KONG, Hak-Rin KIM, June Kyoo LEE, Kyung-Woo PARK
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Publication number: 20120275031Abstract: A fluid pressure liquid lens includes: a fluid pressure driving portion which is configured to include a first cavity, a fluid pressure generating groove, and an actuator generating a fluid pressure on liquid so as to adjust the fluid pressure by using the actuator; a first transparent elastic membrane which is disposed on an upper surface of the fluid pressure driving portion to seal an upper portion of the first cavity of the fluid pressure driving portion and of which the curvature is changed according to the fluid pressure of the liquid; and a transparent substrate which is disposed on a lower surface of the fluid pressure driving portion to seal a lower portion of the first cavity of the fluid pressure driving portion and which is made of transparent material passing through incident light, wherein a focal length is adjusted by using the fluid pressure generated by the actuator.Type: ApplicationFiled: April 26, 2012Publication date: November 1, 2012Applicant: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Seong Ho KONG, Hak-Rin KIM, June Kyoo LEE, Kyung-Woo PARK
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Patent number: 8266944Abstract: Disclosed herein is a method for evaluating scratch resistance of a plastic resin comprising scratching a surface of a test sample of plastic resin using a scratch apparatus to form a scratch of the surface having a scratch profile; scanning the scratched test sample with a surface profile analysis apparatus to measure the scratch profile; and creating a scratch resistance evaluation index based on the measured scratch profile to evaluate the scratch resistance of the test sample. The method has good reliability and reproducibility, reduces measurement time and errors caused by measurers and measuring conditions, provides easy measurement and can be widely applied to all plastic resins.Type: GrantFiled: June 5, 2009Date of Patent: September 18, 2012Assignee: Cheil Industries Inc.Inventors: Kee Hae Kwon, Il Jin Kim, Hyung Rang Moon, Jae Bum Park, Seong Ho Kong, O Sung Kwon
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Patent number: 8193272Abstract: The flame-retardant high impact vinyl aromatic resin composition of the present invention comprises (A) about 100 parts by weight of a rubber modified vinyl aromatic resin; (B) about 1 to about 30 parts by weight of a brominated diphenyl ethane mixture; and (C) about 1 to about 10 parts by weight of antimony oxide. The resin composition can have excellent fluidity as well as high impact strength and can provide a flame-retardant high impact vinyl aromatic resin composition having excellent workability and mechanical properties.Type: GrantFiled: December 1, 2009Date of Patent: June 5, 2012Assignee: Cheil Industries Inc.Inventors: Seong Ho Kong, Sung Hee Ahn, Sung Duk Hwang, In Hwan Oh, Se Bum Son, Hye Jin Lee
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Publication number: 20120113525Abstract: Provided is a liquid lens capable of adjusting a focus by using an electrical signal and/or a fluid pressure.Type: ApplicationFiled: March 25, 2010Publication date: May 10, 2012Applicant: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COORPERATION FOUNDATIONInventors: Seong Ho Kong, Hak-Rin Kim, June Kyoo Lee
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Patent number: 8119720Abstract: A thermoplastic resin composition that can have improved flowability of the present invention comprises (A) about 1 to about 98% by weight of a functional group-containing vinyl copolymer resin reactive with polyester; (B) about 1 to about 98% by weight of an aromatic vinyl graft copolymer resin; (C) about 1 to about 98% by weight of a polyester resin; and (D) about 0.5 to about 30 parts by weight of a bromodiphenyl ethane mixture, based on the total weight of a base resin comprising (A), (B) and (C). The resin composition of the present invention can have flame retardancy, excellent impact resistance, and improved flowablity.Type: GrantFiled: December 28, 2009Date of Patent: February 21, 2012Assignee: Cheil Industries Inc.Inventors: Se Bum Son, Sung Hee Ahn, Sung Duk Hwang, In Hwan Oh, Seong Ho Kong, Hye Jin Lee
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Patent number: 7977421Abstract: A brominated diphenyl ethane mixture of the present invention comprises about 0 to about 2% by weight of pentabromodiphenyl ethane, about 55 to 85% by weight of hexabromodiphenyl ethane, about 1 to 20% by weight of heptabromodiphenyl ethane, about 1 to 25% by weight of octabromodiphenyl ethane, about 0 to about 10% by weight of nonabromodiphenyl ethane, and about 0 to about 5% by weight of decabromodephenyl ethane. The brominated diphenyl ethane mixture can be added to thermoplastic resin as a flame retardant, can exhibit excellent compatibility with thermoplastic resins, can minimize the generation of environmental problems, and can obtain excellent impact resistance, thermal stability, weatherability and flowability as well as improved flame resistance.Type: GrantFiled: July 30, 2009Date of Patent: July 12, 2011Assignee: Cheil Industries Inc.Inventors: Sung Hee Ahn, Se Bum Son, In Hwan Oh, Sung Duk Hwang, Seong Ho Kong, Hye Jin Lee, Jin Pyung Jeong
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Publication number: 20110034587Abstract: A flameproof thermoplastic resin composition comprises (A) 100 parts by weight of a thermoplastic resin; (B) about 1 to about 40 parts by weight of a sublimational filler; and (C) about 1 to about 30 parts by weight of a flame retardant. The thermoplastic resin composition can solve the problems of high specific gravity and deterioration of flame retardancy caused by adding a conventional filler.Type: ApplicationFiled: June 28, 2010Publication date: February 10, 2011Applicant: CHEIL INDUSTRIES INC.Inventors: Seon Ae LEE, Sang Hyun HONG, Kyung Hoon SHIN, Jin Seong LEE, Seong Ho KONG
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Publication number: 20100240814Abstract: Disclosed herein is a flame retardant polyester resin composition that can have excellent heat resistance comprising (A) about 100 parts by weight of a polyester resin; (B) about 1 to about 50 parts by weight of a metal salt of an organic phosphinic acid; (C) about 0.01 to about 20 parts by weight of an ionomer resin; and (D) about 1 to about 100 parts by weight of a filler. The resin composition of the present invention composition can have excellent heat resistance while maintaining mechanical properties, and also does not produce toxic halide gases.Type: ApplicationFiled: June 2, 2010Publication date: September 23, 2010Applicant: CHEIL INDUSTRIES INC.Inventors: Seong Ho KONG, Kyung Hoon SHIN, Jin Seong LEE
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Publication number: 20100190905Abstract: The present invention provides a method of preparing a hyperbranched organic modifier which comprises reacting (a) a tertiary amine compound having at least two terminal hydroxyl groups with (b) at least one multifunctional monomer having at least two terminal functional groups capable of reacting with said hydroxyl groups. The present invention also provides an organo-modified clay treated with the hyperbranched organic modifier.Type: ApplicationFiled: December 31, 2007Publication date: July 29, 2010Applicant: CHEIL INDUSTRIES INC.Inventors: Il Jin Kim, Kee Hae Kwon, Hyung Rang Moon, Jae Bum Park, Seong Ho Kong
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Publication number: 20100168292Abstract: A thermoplastic resin composition that can have improved flowability of the present invention comprises (A) about 1 to about 98% by weight of a functional group-containing vinyl copolymer resin reactive with polyester; (B) about 1 to about 98% by weight of an aromatic vinyl graft copolymer resin; (C) about 1 to about 98% by weight of a polyester resin; and (D) about 0.5 to about 30 parts by weight of a bromodiphenyl ethane mixture, based on the total weight of a base resin comprising (A), (B) and (C). The resin composition of the present invention can have flame retardancy, excellent impact resistance, and improved flowablity.Type: ApplicationFiled: December 28, 2009Publication date: July 1, 2010Applicant: CHEIL INDUSTRIES INC.Inventors: Se Bum SON, Sung Hee AHN, Sung Duk HWANG, In Hwan OH, Seong Ho KONG, Hye Jin LEE
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Publication number: 20100152372Abstract: The present inventors have developed flame retardant thermoplastic resin compositions which comprises 100 parts by weight of a rubber-modified aromatic vinyl copolymer resin (A) and about 10 to about 30 parts by weight of a brominated diphenyl ethane mixture (B) including about 55 to about 85% by weight of hexabromodiphenyl ethane. The rubber modified aromatic vinyl copolymer resin (A) according to the present invention is a polymer resin wherein grafted rubbery polymers are dispersed in the form of particles in a matrix of vinyl copolymer. The rubber-modified aromatic vinyl copolymer resin (A) includes grafted rubbery polymers in an amount of about 10 to about 100% by weight and the matrix of vinyl copolymer in an amount of about 0 to about 90% by weight. The brominated diphenyl ethane mixture (B) may have about 1 to about 25% by weight of diphenyl ethane having an odd number of bromine substituents.Type: ApplicationFiled: November 6, 2009Publication date: June 17, 2010Applicant: Cheil Industries Inc.Inventors: In Hwan OH, Sung Hee AHN, Sung Duk HWANG, Se Bum SON, Seong Ho KONG, Hye Jin LEE