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).

  • Publication number: 20220141968
    Abstract: 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: Application
    Filed: August 10, 2021
    Publication date: May 5, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Dong Won CHOI, Beon Jin KIM, Jin Hwan CHOI, Tae Woong KIM, Jong Hwa LEE
  • Patent number: 11229586
    Abstract: 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: Grant
    Filed: June 15, 2020
    Date of Patent: January 25, 2022
    Assignee: AMOREPACIFIC CORPORATION
    Inventors: Seong Chan Eo, Seung Han Park, Byung Fhy Suh, Ji Sik Shin, Dong Won Choi, Byung Guen Chae
  • Publication number: 20210128449
    Abstract: 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: Application
    Filed: October 30, 2020
    Publication date: May 6, 2021
    Applicant: Amorepacific Corporation
    Inventors: Dong Wan HA, Yu Jung KIM, Dong Won CHOI, Yoon Kyun HWANG
  • Publication number: 20200405592
    Abstract: 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: Application
    Filed: June 15, 2020
    Publication date: December 31, 2020
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Seong Chan EO, Seung Han PARK, Byung Fhy SUH, Ji Sik SHIN, Dong Won CHOI, Byung Guen CHAE
  • Patent number: 10695284
    Abstract: 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: Grant
    Filed: December 20, 2017
    Date of Patent: June 30, 2020
    Assignee: Amorepacific Corporation
    Inventors: Dong Won Choi, Hong Guen Park, Han Byul Kim, Jin Sup Shim, In Hye Ha, Youn Joon Kim, Byung Young Kang
  • Patent number: 10396310
    Abstract: 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: Grant
    Filed: February 6, 2018
    Date of Patent: August 27, 2019
    Assignees: 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
  • Publication number: 20190209446
    Abstract: 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: Application
    Filed: August 28, 2017
    Publication date: July 11, 2019
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Ji Yeon HAN, Yu Mi SUH, Sun Young KIM, Ji Sik SHIN, Dong Won CHOI
  • Patent number: 10269329
    Abstract: 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: Grant
    Filed: June 30, 2015
    Date of Patent: April 23, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Jun Cho, Dong-Won Choi
  • Patent number: 10054144
    Abstract: 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: Grant
    Filed: June 17, 2016
    Date of Patent: August 21, 2018
    Assignee: SUNGWOO HITECH CO., LTD.
    Inventors: Dong Won Choi, Mun Yong Lee
  • Publication number: 20180226612
    Abstract: 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: Application
    Filed: February 6, 2018
    Publication date: August 9, 2018
    Inventors: Jin-Hwan CHOI, Jin-Seong PARK, Tae-Woong KIM, Dong-Won CHOI
  • Publication number: 20180110720
    Abstract: 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: Application
    Filed: December 20, 2017
    Publication date: April 26, 2018
    Applicant: Amorepacific Corporation
    Inventors: Dong Won CHOI, Hong Guen PARK, Han Byul KIM, Jin Sup SHIM, In Hye HA, Youn Joon KIM, Byung Young KANG
  • Patent number: 9877915
    Abstract: 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: Grant
    Filed: June 2, 2015
    Date of Patent: January 30, 2018
    Assignee: Amorepacific Corporation
    Inventors: Dong Won Choi, Hong Guen Park, Han Byul Kim, Jin Sup Shim, In Hye Ha, Youn Joon Kim, Byung Young Kang
  • Publication number: 20170173724
    Abstract: 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: Application
    Filed: June 17, 2016
    Publication date: June 22, 2017
    Inventors: Dong Won CHOI, Mun Yong Lee
  • Publication number: 20160180823
    Abstract: 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: Application
    Filed: June 30, 2015
    Publication date: June 23, 2016
    Inventors: Sang-Jun Cho, Dong-Won Choi
  • Publication number: 20150342870
    Abstract: 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: Application
    Filed: June 2, 2015
    Publication date: December 3, 2015
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Dong Won CHOI, Hong Guen PARK, Han Byul KIM, Jin Sup SHIM, In Hye HA, Youn Joon KIM, Byung Young KANG
  • Patent number: 8735538
    Abstract: The invention provides compositions comprising and methods employing methanobactin, as well as methanobactin synthetase sequences.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: May 27, 2014
    Assignees: Iowa State University Research Foundation, Inc., The Regents of the University of Michigan
    Inventors: Alan Angelo DiSpirito, Dong-Won Choi, Jeremy David Semrau, David Keeney
  • Patent number: 8282062
    Abstract: 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: Grant
    Filed: April 25, 2008
    Date of Patent: October 9, 2012
    Assignee: 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
  • Patent number: 7932052
    Abstract: The invention provides compositions comprising and methods employing methanobactin, as well as methanobactin synthetase sequences.
    Type: Grant
    Filed: July 24, 2007
    Date of Patent: April 26, 2011
    Assignees: 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
  • Publication number: 20090151487
    Abstract: 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: Application
    Filed: December 17, 2008
    Publication date: June 18, 2009
    Applicant: 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
  • Publication number: 20090133608
    Abstract: 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: Application
    Filed: April 25, 2008
    Publication date: May 28, 2009
    Applicant: 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