Patents by Inventor Hyo-Jeong KWON
Hyo-Jeong 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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Publication number: 20250129196Abstract: A photocurable composition includes: a photocurable oligomer; a photocurable monomer including a monofunctional (metha)acrylate monomer and a polyfunctional (metha)acrylate monomer; a functional raw material including an antioxidant and a surface additive; and a photoinitiator. The photocurable oligomer may include at least one of (metha)acrylate, polyester-based (metha)acrylate, epoxy (metha)acrylate, or urethane (metha)acrylate. The photocurable oligomer may be included in an amount of about 15 wt % to about 25 wt %, based on a total weight of the photocurable composition, and have a weight-average molecular weight of about 500 g/mol to about 10000 g/mol.Type: ApplicationFiled: August 6, 2024Publication date: April 24, 2025Inventors: Hee Chang YOON, Seung Wook KWON, Hyo Jeong KWON, Hyeon Jun SEONG, Joo Han WOO, Hae Sim YOON, Kwang Deok LEE, Sung Min HA, Woo Yong SUNG, Seung Yong SONG, Seung Yeon CHAE
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Publication number: 20250031553Abstract: A display device and a method of fabricating the same are provided. The display device includes a substrate, a light emitting element layer disposed on the substrate and including a pixel electrode, an organic layer, and a common electrode, an encapsulation layer disposed on the light emitting element layer, and a passivation layer disposed on the encapsulation layer. A contact angle between a surface of the passivation layer and water ranges from 5° to 45°.Type: ApplicationFiled: April 12, 2024Publication date: January 23, 2025Inventors: Seung Wook KWON, Hee Chang YOON, Hyo Jeong KWON
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Publication number: 20240373671Abstract: A method of manufacturing a display device is disclosed that includes sequentially forming a display panel and an encapsulation layer on a first surface of a substrate; forming a first protective layer covering the encapsulation layer, forming a second protective layer covering the first protective layer; forming a first film on the first surface of the substrate; removing a second surface of the substrate facing the first surface; removing the first film and the second protective layer; and after removing the first film and the second protective layer, removing the first protective layer.Type: ApplicationFiled: November 21, 2023Publication date: November 7, 2024Inventors: Hyo Jeong KWON, Seung Wook KWON, Hee Chang YOON
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Publication number: 20240251639Abstract: A manufacturing method of a display device includes: forming a display panel on a substrate; forming a protective layer on the display panel; forming protrusions and depressions on a surface of the protective layer by performing a surface treatment on the surface of the protective layer; attaching an adhesive layer and an acid resistant film on the protective layer; etching the substrate; and removing the adhesive layer and the acid resistant film.Type: ApplicationFiled: November 17, 2023Publication date: July 25, 2024Inventors: Hyo Jeong KWON, Seung Wook KWON, HEECHANG YOON
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Publication number: 20240219170Abstract: A substrate inspection apparatus includes an optical coherence tomography (OCT) measuring device which outputs a cross-sectional image generated by optical interference between light radiated onto an organic layer on a substrate and reflected light reflected from the organic layer, a memory which stores one or more instructions and a processor which executes the one or more instructions stored in the memory, where the processor sets a reference line extending from a line in contact with one surface of the substrate, on which the organic layer is not disposed, from the cross-sectional image, measures an optical thickness from a first upper line to a lower line of the organic layer in a first area in the cross-sectional image, measures a physical thickness from the first upper line of the organic layer to the reference line, and calculate a refractive index based on the optical thickness and the physical thickness.Type: ApplicationFiled: September 21, 2023Publication date: July 4, 2024Inventors: Oh June KWON, Hyo Jeong KWON, Seung Yeon CHAE
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Publication number: 20210134914Abstract: An organic light-emitting display apparatus includes a transistor on a substrate. The transistor includes a gate electrode, a first electrode, and a second electrode. The apparatus also includes a protective layer over the first electrode and including a first portion that contacts the second electrode, and an organic light-emitting device having a pixel electrode electrically connected to the second electrode.Type: ApplicationFiled: January 8, 2021Publication date: May 6, 2021Applicant: Samsung Display Co., Ltd.Inventors: Hun KIM, Hyo-Jeong KWON, Moon-Won CHANG, Won-Kyu CHOE
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Patent number: 10910456Abstract: An organic light-emitting display apparatus includes a transistor on a substrate. The transistor includes a gate electrode, a first electrode, and a second electrode. The apparatus also includes a protective layer over the first electrode and including a first portion that contacts the second electrode, and an organic light-emitting device having a pixel electrode electrically connected to the second electrode.Type: GrantFiled: December 29, 2014Date of Patent: February 2, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hun Kim, Hyo-Jeong Kwon, Moon-Won Chang, Won-Kyu Choe
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Patent number: 10779400Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.Type: GrantFiled: April 20, 2020Date of Patent: September 15, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Oh June Kwon, Seung Wook Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Min Sang Kim, Chan Ho Moon, Won Je Cho
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Publication number: 20200253035Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.Type: ApplicationFiled: April 20, 2020Publication date: August 6, 2020Inventors: Oh June KWON, Seung Wook KWON, Hyo Jeong KWON, Doo Hwan KIM, Min Sang KIM, Chan Ho MOON, Won Je CHO
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Patent number: 10645802Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.Type: GrantFiled: September 19, 2019Date of Patent: May 5, 2020Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Oh June Kwon, Seung Wook Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Min Sang Kim, Chan Ho Moon, Won Je Cho
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Patent number: 10609829Abstract: A display device includes: a substrate including a display region and a bent region provided at a side of the display region; a first insulating layer provided on the bent region of the substrate; a second insulating layer provided on the first insulating layer, the second insulating layer including at least one opening; and a third insulating layer provided on the second insulating layer and the at least one opening, and a pixel unit to display an image is provided on the display region of the substrate.Type: GrantFiled: January 12, 2018Date of Patent: March 31, 2020Assignee: Samsung Display Co., Ltd.Inventors: Min Sang Kim, Seung Wook Kwon, Oh June Kwon, Hyo Jeong Kwon, Doo Hwan Kim
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Publication number: 20200029423Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.Type: ApplicationFiled: September 19, 2019Publication date: January 23, 2020Inventors: Oh June KWON, Seung Wook KWON, Hyo Jeong KWON, Doo Hwan KIM, Min Sang KIM, Chan Ho MOON, Won Je CHO
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Patent number: 10462896Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.Type: GrantFiled: April 15, 2019Date of Patent: October 29, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Oh June Kwon, Seung Wook Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Min Sang Kim, Chan Ho Moon, Won Je Cho
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Patent number: 10418587Abstract: A display device includes a substrate which includes a pixel region and a peripheral region which is provided on at least one side of the pixel region, a plurality of pixels provided in the pixel region, a passivation layer that disposed on the substrate, a light emitting element disposed on the passivation layer and which emits light, and a sealing member which covers the light emitting element. The sealing member includes a first inorganic layer disposed on the light emitting element, a lens portion disposed on the first inorganic layer and which extracts light which is emitted from the light emitting element, an organic layer disposed on the lens portion, and a second inorganic layer disposed on the organic layer.Type: GrantFiled: January 12, 2018Date of Patent: September 17, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Min Sang Kim, Seung Wook Kwon, Oh June Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Woo Yong Sung
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Publication number: 20180358580Abstract: A display device includes a substrate which includes a pixel region and a peripheral region which is provided on at least one side of the pixel region, a plurality of pixels provided in the pixel region, a passivation layer that disposed on the substrate, a light emitting element disposed on the passivation layer and which emits light, and a sealing member which covers the light emitting element. The sealing member includes a first inorganic layer disposed on the light emitting element, a lens portion disposed on the first inorganic layer and which extracts light which is emitted from the light emitting element, an organic layer disposed on the lens portion, and a second inorganic layer disposed on the organic layer.Type: ApplicationFiled: January 12, 2018Publication date: December 13, 2018Inventors: Min Sang KIM, Seung Wook KWON, Oh June KWON, Hyo Jeong KWON, Doo Hwan KIM, Woo Yong SUNG
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Patent number: 10147896Abstract: An organic thin film transistor and a method of manufacturing the same, the transistor including a gate electrode; an organic semiconductor layer overlapping the gate electrode; and an insulating layer between the gate electrode and the organic semiconductor layer, the insulating layer having an organic/inorganic hybrid region, wherein the organic/inorganic hybrid region includes a polymer and an inorganic material that is chemically bonded to the polymer through a reactive group on the polymer, and the insulating layer includes a space adjacent to the polymer, the inorganic material being positioned in the space.Type: GrantFiled: May 10, 2017Date of Patent: December 4, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Hun Kim, Hyo Jeong Kwon, Il Hwa Hong, Seung Yong Song, Sang Hwan Cho
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Publication number: 20180343753Abstract: A display device includes: a substrate including a display region and a bent region provided at a side of the display region; a first insulating layer provided on the bent region of the substrate; a second insulating layer provided on the first insulating layer, the second insulating layer including at least one opening; and a third insulating layer provided on the second insulating layer and the at least one opening, and a pixel unit to display an image is provided on the display region of the substrate.Type: ApplicationFiled: January 12, 2018Publication date: November 29, 2018Inventors: Min Sang KIM, Seung Wook KWON, Oh June KWON, Hyo Jeong KWON, Doo Hwan KIM
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Patent number: 9914249Abstract: A seat back suspension assembly for a vehicle, disposed in a seat back frame inside a vehicle seat, may include a main wire including side wires extending in a vertical direction at left and right side thereof; at least one first support wire extending in a horizontal direction between the side wires at both sides thereof to allow both ends thereof to contact the side wires; at least one second support wire disposed to be spaced from the first support wire and extending in a horizontal direction between the side wires at both sides thereof to allow both ends thereof to contact the side wires; and a side guide injection-molded to cover the side wire and end portions of the first and second support wires contacting the side wire.Type: GrantFiled: October 19, 2016Date of Patent: March 13, 2018Assignees: HYUNDAI MOTOR COMPANY, DAECHANG SEAT CO., LTD.Inventors: Tae Jo Kim, Myung Soo Lee, Hyo Jeong Kwon
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Patent number: 9855253Abstract: The present invention relates to a pharmaceutical composition containing FK506 derivative for treating a fungal infection caused by the genus Cryptococcus or the genus Candida, and a use thereof. In addition, the present invention relates to a therapeutic agent for fungal infection caused by the genus Cryptococcus or the genus Candida, the therapeutic agent containing FK506 derivative. The pharmaceutical composition of the present invention is harmless to the human body, and can make a great contribution to providing antifungal drugs with an excellent antifungal effect.Type: GrantFiled: June 29, 2015Date of Patent: January 2, 2018Assignee: INTRON BIOTECHNOLOGY CO., LTD.Inventors: Yong Sun Bahn, Hyo Jeong Kwon, Yeo Joon Yoon, Yeon Hee Ban
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Publication number: 20170331060Abstract: An organic thin film transistor and a method of manufacturing the same, the transistor including a gate electrode; an organic semiconductor layer overlapping the gate electrode; and an insulating layer between the gate electrode and the organic semiconductor layer, the insulating layer having an organic/inorganic hybrid region, wherein the organic/inorganic hybrid region includes a polymer and an inorganic material that is chemically bonded to the polymer through a reactive group on the polymer, and the insulating layer includes a space adjacent to the polymer, the inorganic material being positioned in the space.Type: ApplicationFiled: May 10, 2017Publication date: November 16, 2017Inventors: Seung Hun KIM, Hyo Jeong KWON, Il Hwa HONG, Seung Yong SONG, Sang Hwan CHO