Patents by Inventor Dong Won Choi
Dong Won Choi 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: 20220141968Abstract: A display device includes a display panel; a supporter disposed on a surface of the display panel; and an adhesive layer disposed between the supporter and the display panel, wherein the supporter includes metal layers spaced apart from each other; and a cushion layer surrounding the metal layers, the adhesive layer includes a first area overlapping the metal layers in a vertical direction to the display panel; and a second area not overlapping the metal layers in the vertical direction to the display panel, and a modulus of the second area of the adhesive layer is larger than a modulus of the first area of the adhesive layer.Type: ApplicationFiled: August 10, 2021Publication date: May 5, 2022Applicant: Samsung Display Co., LTD.Inventors: Dong Won CHOI, Beon Jin KIM, Jin Hwan CHOI, Tae Woong KIM, Jong Hwa LEE
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Patent number: 11229586Abstract: A surfactant-free cosmetic composition is disclosed. The composition is a stable water in silicone oil (W/S) formulation containing a silicone oil phase portion and an aqueous phase portion, wherein the silicone oil phase portion contains an emollient having a pyrrolidone carboxylic acid group, oil-absorbing powder and silicone oil, and the aqueous phase portion contains 50 wt.% or more of water based on the total weight of the surfactant-free cosmetic composition. The composition may further contain a high content of vitamin C or a vitamin C derivative and has improved long term storage stability.Type: GrantFiled: June 15, 2020Date of Patent: January 25, 2022Assignee: AMOREPACIFIC CORPORATIONInventors: Seong Chan Eo, Seung Han Park, Byung Fhy Suh, Ji Sik Shin, Dong Won Choi, Byung Guen Chae
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Publication number: 20210128449Abstract: One aspect of the present disclosure relates to a phase transfer cosmetic composition. According to the present disclosure, there can be provided a cosmetic composition which contains a wax having a melting point of 40 to 60° C. and an inulin-based surfactant, wherein the composition maintains a liquid state before applied to the skin and rubbed, and changes to a solid state when applied to the skin, can solve the problems in terms of hygiene and use because it is not used by scooping it by hand, and further, changes its phase to a solid state when applied to the skin and then rubbed, and thus, can solve the problem of dripping when applied to face or skin.Type: ApplicationFiled: October 30, 2020Publication date: May 6, 2021Applicant: Amorepacific CorporationInventors: Dong Wan HA, Yu Jung KIM, Dong Won CHOI, Yoon Kyun HWANG
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Publication number: 20200405592Abstract: A surfactant-free cosmetic composition is disclosed. The composition is a stable water in silicone oil (W/S) formulation containing a silicone oil phase portion and an aqueous phase portion, wherein the silicone oil phase portion contains an emollient a pyrrolidone carboxylic acid group, oil-absorbing powder and silicone oil, and the aqueous phase portion contains 50 wt. % or more of water based on the total weight of the surfactant-free cosmetic composition. The composition may further contain a high content of vitamin C or a vitamin C derivative and has improved long term storage stability.Type: ApplicationFiled: June 15, 2020Publication date: December 31, 2020Applicant: AMOREPACIFIC CORPORATIONInventors: Seong Chan EO, Seung Han PARK, Byung Fhy SUH, Ji Sik SHIN, Dong Won CHOI, Byung Guen CHAE
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Patent number: 10695284Abstract: Disclosed herein is a skin external composition containing a red yeast rice extract. More particularly, disclosed is a skin external composition containing a red yeast rice extract which can increase the production of loricrin in keratinocytes and to strengthen the skin barrier function, thereby exhibiting an excellent effect of improving skin moisturization.Type: GrantFiled: December 20, 2017Date of Patent: June 30, 2020Assignee: Amorepacific CorporationInventors: Dong Won Choi, Hong Guen Park, Han Byul Kim, Jin Sup Shim, In Hye Ha, Youn Joon Kim, Byung Young Kang
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Patent number: 10396310Abstract: A display apparatus includes a display device and an encapsulation layer covering the display device. The encapsulation layer includes a first inorganic encapsulation layer, a second inorganic encapsulation layer, and a hybrid encapsulation layer positioned between the first inorganic encapsulation layer and the second inorganic encapsulation layer. The hybrid encapsulation layer includes at least one of alucone, zircone, zincone, titanicone, and nickelcone.Type: GrantFiled: February 6, 2018Date of Patent: August 27, 2019Assignees: Samsung Display Co., Ltd., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Jin-Hwan Choi, Jin-Seong Park, Tae-Woong Kim, Dong-Won Choi
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Publication number: 20190209446Abstract: An oil-in-water type emulsion and a cosmetic composition having the same to an oil-in-water type emulsion in which an oil-phase part having a C12-C22 fatty acid, an oil and an emulsifier is dispersed in a water-phase part comprising a viscosity increasing agent, a neutralizing agent and water is disclosed. The wherein the oil-in-water type emulsion has a starch-based viscosity increasing agent as the viscosity increasing agent A cosmetic composition having the same is also disclosed. In spite of being an emulsified composition obtained through the neutralization of fatty acids, the oil-in-water type emulsion according to the present invention has excellent stability and is also excellent in view of the feeling of use, skin irritation, and stability on the skin, and thus enables the manufacture and use of various formulations of chemical products.Type: ApplicationFiled: August 28, 2017Publication date: July 11, 2019Applicant: AMOREPACIFIC CORPORATIONInventors: Ji Yeon HAN, Yu Mi SUH, Sun Young KIM, Ji Sik SHIN, Dong Won CHOI
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Patent number: 10269329Abstract: A scanline driver chip includes: a chip selection de-serializer configured to provide an output enable signal based on an enable signal, a clock signal, and serial chip selection data, the serial chip selection data being received in serial order; an address data de-serializer configured to provide parallel address data based on the enable signal, the clock signal, the output enable signal, and serial address data, the serial address data being received in serial order; and a decoder-level shifter configured to provide a scanline enable signal based on the parallel address data. A display device includes: a controller configured to provide an enable signal, a clock signal, serial chip selection data, and serial address data; a plurality of the scanline driver chips each configured to provide a scanline enable signal; and a pixel array configured to be driven based on the scanline enable signal.Type: GrantFiled: June 30, 2015Date of Patent: April 23, 2019Assignee: Samsung Display Co., Ltd.Inventors: Sang-Jun Cho, Dong-Won Choi
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Patent number: 10054144Abstract: A mounting bolt for a sub-frame is disclosed. A mounting bolt for a sub-frame that is used to engage a sub-frame to a front side member of a vehicle according to one or a plurality of exemplary embodiments of the present invention may include a bolt body that is inserted into a penetration hole of a mounting bracket fixed on the front side member and is joined to the mounting bracket through a first flange that is formed at an upper end circumference thereof, a support body at which a second flange is formed at a lower end circumference to have a hollow space and is disposed on the bolt body, and a joining plate that is interposed between the first flange and the second flange and is welded with a first join protrusion that is formed on an upper surface of the first flange and a second join protrusion that is formed on a lower surface of the second flange by electrical resistance.Type: GrantFiled: June 17, 2016Date of Patent: August 21, 2018Assignee: SUNGWOO HITECH CO., LTD.Inventors: Dong Won Choi, Mun Yong Lee
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Publication number: 20180226612Abstract: A display apparatus includes a display device and an encapsulation layer covering the display device. The encapsulation layer includes a first inorganic encapsulation layer, a second inorganic encapsulation layer, and a hybrid encapsulation layer positioned between the first inorganic encapsulation layer and the second inorganic encapsulation layer. The hybrid encapsulation layer includes at least one of alucone, zircone, zincone, titanicone, and nickelcone.Type: ApplicationFiled: February 6, 2018Publication date: August 9, 2018Inventors: Jin-Hwan CHOI, Jin-Seong PARK, Tae-Woong KIM, Dong-Won CHOI
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Publication number: 20180110720Abstract: Disclosed herein is a skin external composition containing a red yeast rice extract. More particularly, disclosed is a skin external composition containing a red yeast rice extract which can increase the production of loricrin in keratinocytes and to strengthen the skin barrier function, thereby exhibiting an excellent effect of improving skin moisturization.Type: ApplicationFiled: December 20, 2017Publication date: April 26, 2018Applicant: Amorepacific CorporationInventors: Dong Won CHOI, Hong Guen PARK, Han Byul KIM, Jin Sup SHIM, In Hye HA, Youn Joon KIM, Byung Young KANG
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Patent number: 9877915Abstract: Disclosed herein is a skin external composition containing a red yeast rice extract. More particularly, disclosed is a skin external composition containing a red yeast rice extract which can increase the production of loricrin in keratinocytes and to strengthen the skin barrier function, thereby exhibiting an excellent effect of improving skin moisturization.Type: GrantFiled: June 2, 2015Date of Patent: January 30, 2018Assignee: Amorepacific CorporationInventors: Dong Won Choi, Hong Guen Park, Han Byul Kim, Jin Sup Shim, In Hye Ha, Youn Joon Kim, Byung Young Kang
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Publication number: 20170173724Abstract: A mounting bolt for a sub-frame is disclosed. A mounting bolt for a sub-frame that is used to engage a sub-frame to a front side member of a vehicle according to one or a plurality of exemplary embodiments of the present invention may include a bolt body that is inserted into a penetration hole of a mounting bracket fixed on the front side member and is joined to the mounting bracket through a first flange that is formed at an upper end circumference thereof, a support body at which a second flange is formed at a lower end circumference to have a hollow space and is disposed on the bolt body, and a joining plate that is interposed between the first flange and the second flange and is welded with a first join protrusion that is formed on an upper surface of the first flange and a second join protrusion that is formed on a lower surface of the second flange by electrical resistance.Type: ApplicationFiled: June 17, 2016Publication date: June 22, 2017Inventors: Dong Won CHOI, Mun Yong Lee
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Publication number: 20160180823Abstract: A scanline driver chip includes: a chip selection de-serializer configured to provide an output enable signal based on an enable signal, a clock signal, and serial chip selection data, the serial chip selection data being received in serial order; an address data de-serializer configured to provide parallel address data based on the enable signal, the clock signal, the output enable signal, and serial address data, the serial address data being received in serial order; and a decoder-level shifter configured to provide a scanline enable signal based on the parallel address data. A display device includes: a controller configured to provide an enable signal, a clock signal, serial chip selection data, and serial address data; a plurality of the scanline driver chips each configured to provide a scanline enable signal; and a pixel array configured to be driven based on the scanline enable signal.Type: ApplicationFiled: June 30, 2015Publication date: June 23, 2016Inventors: Sang-Jun Cho, Dong-Won Choi
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Publication number: 20150342870Abstract: Disclosed herein is a skin external composition containing a red yeast rice extract. More particularly, disclosed is a skin external composition containing a red yeast rice extract which can increase the production of loricrin in keratinocytes and to strengthen the skin barrier function, thereby exhibiting an excellent effect of improving skin moisturization.Type: ApplicationFiled: June 2, 2015Publication date: December 3, 2015Applicant: AMOREPACIFIC CORPORATIONInventors: Dong Won CHOI, Hong Guen PARK, Han Byul KIM, Jin Sup SHIM, In Hye HA, Youn Joon KIM, Byung Young KANG
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Patent number: 8735538Abstract: The invention provides compositions comprising and methods employing methanobactin, as well as methanobactin synthetase sequences.Type: GrantFiled: December 16, 2010Date of Patent: May 27, 2014Assignees: Iowa State University Research Foundation, Inc., The Regents of the University of MichiganInventors: Alan Angelo DiSpirito, Dong-Won Choi, Jeremy David Semrau, David Keeney
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Patent number: 8282062Abstract: A tilting device is disclosed. The tilting device may include: an arm, on which a tilt-shaft is formed; a tilt-base coupled to the tilt-shaft in a manner that allows tilting; a pulley rotatably coupled to the tilt-base; a wire, which is wound around the pulley, and of which either end is coupled to either side of the arm on opposite sides of the tilt-shaft; and a driving unit, which drives the pulley. An embodiment of the invention enables tilting operations using a smaller driving device, and also allows manual operations.Type: GrantFiled: April 25, 2008Date of Patent: October 9, 2012Assignee: Sentronix Co., Ltd.Inventors: Jae-Woo Jun, Han-Jin Park, Tae-Ho Yun, Dong-Su Moon, Kyung-Su Park, Jung-Kyu Yim, Dong-Won Choi
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Patent number: 7932052Abstract: The invention provides compositions comprising and methods employing methanobactin, as well as methanobactin synthetase sequences.Type: GrantFiled: July 24, 2007Date of Patent: April 26, 2011Assignees: The Regents of the University of Michigan, Iowa State University Research Foundation, Inc.Inventors: Alan Angelo DiSpirito, Dong-Won Choi, Jeremy David Semrau, David Keeney
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Publication number: 20090151487Abstract: A tilting device is disclosed. The tilting device may include: a base; a guide, of which one side is hinge-coupled to the base; a jointed link, in which a joint is formed, and of which either end is hinge-coupled respectively to the base and to the other side of the guide, to thereby allow the guide to tilt; a leadscrew engaging the joint; and a driving unit configured to drive the leadscrew. With this configuration, the tilting device may be implemented in a compact structure using a smaller driving unit.Type: ApplicationFiled: December 17, 2008Publication date: June 18, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Woo-Kun Kim, Kyoung-Shin Park, Hyo-Young Kim, Dong-Won Choi, Seog-Jin Ma, Jae-Hun Kim, Kwang-Hyung Lee
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Publication number: 20090133608Abstract: A tilting device is disclosed. The tilting device may include: an arm, on which a tilt-shaft is formed; a tilt-base coupled to the tilt-shaft in a manner that allows tilting; a pulley rotatably coupled to the tilt-base; a wire, which is wound around the pulley, and of which either end is coupled to either side of the arm on opposite sides of the tilt-shaft; and a driving unit, which drives the pulley. An embodiment of the invention enables tilting operations using a smaller driving device, and also allows manual operations.Type: ApplicationFiled: April 25, 2008Publication date: May 28, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae-Woo Jun, Han-Jin Park, Tae-Ho Yun, Dong-Su Moon, Kyung-Su Park, Jung-Kyu Yim, Dong-Won Choi