Patents by Inventor Seokhoon SEO
Seokhoon SEO 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: 20240090257Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: ApplicationFiled: November 20, 2023Publication date: March 14, 2024Inventors: Jaehyun KIM, Seokhoon SEO
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Patent number: 11825692Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: GrantFiled: November 15, 2021Date of Patent: November 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jaehyun Kim, Seokhoon Seo
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Patent number: 11711935Abstract: A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.Type: GrantFiled: April 2, 2021Date of Patent: July 25, 2023Assignee: Samsung Display Co., Ltd.Inventors: Seokhoon Seo, Seungjae Lee
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Publication number: 20220077434Abstract: A display apparatus includes: a first pixel electrode and a second pixel electrode spaced apart from each other on a substrate; a pixel definition layer including an opening exposing a central portion of each of the first pixel electrode and the second pixel electrode; an intermediate layer on the first pixel electrode, the second pixel electrode, and the pixel definition layer and including a through hole exposing at least a portion of an upper surface of the pixel definition layer between the first pixel electrode and the second pixel electrode; an opposite electrode on the intermediate layer to face the first pixel electrode and the second pixel electrode; and an inorganic encapsulation layer over the opposite electrode.Type: ApplicationFiled: May 18, 2021Publication date: March 10, 2022Inventors: Seokhoon SEO, Soyeon Jeong
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Publication number: 20220077249Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: ApplicationFiled: November 15, 2021Publication date: March 10, 2022Inventors: Jaehyun KIM, Seokhoon SEO
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Publication number: 20220006041Abstract: A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.Type: ApplicationFiled: April 2, 2021Publication date: January 6, 2022Inventors: Seokhoon SEO, Seungjae LEE
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Patent number: 11177330Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: GrantFiled: May 4, 2020Date of Patent: November 16, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jaehyun Kim, Seokhoon Seo
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Patent number: 10873054Abstract: A display device including a light emitting device and an encapsulation member provided on the light emitting device to seal the light emitting device. The encapsulation member may include an organic layer and at least one inorganic layer. An extinction coefficient of the inorganic layer to light having a wavelength range of about 390-430 nm may range from about 0.0052 to about 0.0085.Type: GrantFiled: January 25, 2019Date of Patent: December 22, 2020Assignee: Samsung Display Co., Ltd.Inventors: Byungrok Moon, Jaehyun Kim, Seokhoon Seo, Seungwoo Seo
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Publication number: 20200266254Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: ApplicationFiled: May 4, 2020Publication date: August 20, 2020Inventors: Jaehyun KIM, Seokhoon SEO
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Publication number: 20200266323Abstract: A display device includes a substrate and a light emitting layer on the substrate. The display device further includes a sealing portion on the light emitting layer. The sealing portion comprises a first inorganic layer. The first inorganic layer comprises at least one layer including silicon, oxygen, nitrogen and hydrogen. The at least one layer of the first inorganic layer includes a content of silicon of about 30-40 (at %), a content of oxygen of about 15-35 at %, a content of nitrogen of about 10-20 at %, a content of hydrogen of about 20-30 at %.Type: ApplicationFiled: February 4, 2020Publication date: August 20, 2020Inventors: Shogo NISHIZAKI, Jaehyun KIM, Seokhoon SEO, Soyoung LEE, Seungjae LEE
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Patent number: 10658437Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: GrantFiled: March 27, 2019Date of Patent: May 19, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jaehyun Kim, Seokhoon Seo
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Publication number: 20190237704Abstract: A display device including a light emitting device and an encapsulation member provided on the light emitting device to seal the light emitting device. The encapsulation member may include an organic layer and at least one inorganic layer. An extinction coefficient of the inorganic layer to light having a wavelength range of about 390-430 nm may range from about 0.0052 to about 0.0085.Type: ApplicationFiled: January 25, 2019Publication date: August 1, 2019Inventors: Byungrok MOON, Jaehyun Kim, Seokhoon Seo, Seungwoo Seo
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Publication number: 20190221619Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: ApplicationFiled: March 27, 2019Publication date: July 18, 2019Inventors: Jaehyun KIM, Seokhoon SEO
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Patent number: 10256280Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: GrantFiled: July 27, 2017Date of Patent: April 9, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jaehyun Kim, Seokhoon Seo
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Publication number: 20180130858Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.Type: ApplicationFiled: July 27, 2017Publication date: May 10, 2018Inventors: Jaehyun KIM, Seokhoon SEO
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Patent number: 9419246Abstract: An organic light-emitting display apparatus includes a capping layer above an organic emission layer, an encapsulating layer encapsulating the capping layer and the organic emission layer, and a deposition layer above the capping layer and below the encapsulating layer, the deposition layer including a surface on which a plurality of cylinders are located.Type: GrantFiled: February 9, 2015Date of Patent: August 16, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seokhoon Seo, Jaehyun Kim
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Publication number: 20160218323Abstract: An organic light emitting display device includes a substrate, an organic light emitting device on the substrate and including a first electrode, an intermediate layer on the first electrode and including an emission layer, and a second electrode on the intermediate layer, and a thin film encapsulation film on the organic light emitting device in an emission direction of the emission layer, wherein the thin film encapsulation film includes a scattering layer including scatterers having a three-dimensional structure and an organic layer on the scattering layer and including a first organic material.Type: ApplicationFiled: August 14, 2015Publication date: July 28, 2016Inventor: Seokhoon Seo
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Publication number: 20160036002Abstract: An organic light-emitting display apparatus includes a capping layer above an organic emission layer, an encapsulating layer encapsulating the capping layer and the organic emission layer, and a deposition layer above the capping layer and below the encapsulating layer, the deposition layer including a surface on which a plurality of cylinders are located.Type: ApplicationFiled: February 9, 2015Publication date: February 4, 2016Inventors: Seokhoon SEO, Jaehyun KIM