Patents by Inventor Tae-Jin Yang
Tae-Jin Yang 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: 20240164013Abstract: A printed circuit board including a first insulating layer; a plurality of first circuit patterns respectively disposed on the first insulating layer; a second insulating layer disposed on the first insulating layer and covering a portion of a side surface of each of the plurality of first circuit patterns; and an insulator disposed between at least one pair of adjacent first circuit patterns, among the plurality of first circuit patterns, and integrated with the first insulating layer, and a method for manufacturing a printed circuit board, are provided.Type: ApplicationFiled: July 12, 2023Publication date: May 16, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Heun LEE, Jong Eun PARK, Chan Jin PARK, Hyun Seok YANG, Tae Hee YOO
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Patent number: 11985865Abstract: A display device according to an embodiment includes: a substrate; a transistor that is disposed on the substrate; a light emitting diode that is disposed on the substrate, and connected to the transistor; and a passivation layer that is disposed between the transistor and the light emitting diode, wherein a surface step of the passivation layer is within a range of and including 1 nm to 30 nm.Type: GrantFiled: May 27, 2021Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventors: Byoung Kwon Choo, Seung Bae Kang, Bong Gu Kang, Tae Joon Kim, Jeong Min Park, Joon-Hwa Bae, Hee Sung Yang, Woo Jin Cho
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Publication number: 20240147845Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.Type: ApplicationFiled: December 6, 2023Publication date: May 2, 2024Inventors: Kyoung-Jin PARK, Tae-Jin LEE, Jae-Hoon SHIM, Yoo Jin DOH, Hee-Choon AHN, Young-Kwang KIM, Doo-Hyeon MOON, Jeong-Eun YANG, Su-Hyun LEE, Chi-Sik KIM, Ji-Song JUN
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Publication number: 20240125988Abstract: The present invention provides an optical filter for its use. In the present invention, it is possible to provide an optical filter that effectively blocks ultraviolet ray and infrared ray and exhibits high transmittance in visible light. Furthermore, it is possible to provide an optical filter where the transmission characteristics are stably maintained even when an incident angle is changed. Moreover, it is possible to provide an optical filter that does not exhibit problems such as ripple or petal flare.Type: ApplicationFiled: September 28, 2023Publication date: April 18, 2024Inventors: Joon Ho JUNG, Seon Ho YANG, Sung Min HWANG, Choon Woo JI, Tae Jin SONG
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Publication number: 20240094769Abstract: A display device includes a display panel including a first active area and a second active area slidable in a first direction, a plurality of segments spaced apart from one another in the first direction, extending in a second direction intersecting the first direction, and supporting a lower surface of the second active area, a panel housing having a guide rail engaged with a portion of each of the segments to guide a sliding motion of the display panel, and a first roller extending in the second direction, disposed in the panel housing, and surrounded by the lower surface of the second active area. The first roller includes a central portion having a first diameter, and a stepped portion protruding from the central portion in the second direction, forming a level difference with the central portion, and overlapping at least one of the segments to form a space.Type: ApplicationFiled: May 17, 2023Publication date: March 21, 2024Applicant: Samsung Display Co., LTD.Inventors: Tae Chang KIM, Hae Jin KIM, Tae Hoon YANG
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Patent number: 11926591Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan characteristics can be provided.Type: GrantFiled: February 12, 2019Date of Patent: March 12, 2024Assignee: Rohm and Haas Electronic Materials Korea Ltd.Inventors: Hong-Se Oh, Jeong-Eun Yang, Tae-Jin Lee, Sang-Hee Cho
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Patent number: 11917907Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.Type: GrantFiled: November 22, 2021Date of Patent: February 27, 2024Assignee: Rohm and Haas Electronic Materials Korea Ltd.Inventors: Kyoung-Jin Park, Tae-Jin Lee, Jae-Hoon Shim, Yoo Jin Doh, Hee-Choon Ahn, Young-Kwang Kim, Doo-Hyeon Moon, Jeong-Eun Yang, Su-Hyun Lee, Chi-Sik Kim, Ji-Song Jun
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Patent number: 11171332Abstract: The present invention relates to a method for producing silicon-based active material particles for a secondary battery and silicon-based active material particles. A method for producing silicon-based active material particles for a secondary battery according to an embodiment of the present invention may comprise: a step of providing silicon powder; a step of providing a pre-pulverization mixture in which the silicon powder is dispersed in a solvent for dispersion comprising an antioxidant; a step of applying mechanical compression and shear stress to the silicon powder of the pre-pulverization mixture to refine the silicon powder, thereby forming silicon particles having an oxygen content controlled by the antioxidant; and a step of drying the resulting material comprising the silicon particles to obtain silicon-based active material particles.Type: GrantFiled: August 23, 2017Date of Patent: November 9, 2021Assignee: Nexeon Ltd.Inventors: Seung Chul Park, Eui Joon Song, Min Young Cheong, Jong Hun Lee, Young Tai Cho, Yong Gil Choi, Seon Park, Sung Hwan Kang, Hee Young Seo, Jee Hye Park, Tae Jin Yang
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Publication number: 20190190020Abstract: The present invention relates to a method for producing silicon-based active material particles for a secondary battery and silicon-based active material particles. A method for producing silicon-based active material particles for a secondary battery according to an embodiment of the present invention may comprise: a step of providing silicon powder; a step of providing a pre-pulverization mixture in which the silicon powder is dispersed in a solvent for dispersion comprising an antioxidant; a step of applying mechanical compression and shear stress to the silicon powder of the pre-pulverization mixture to refine the silicon powder, thereby forming silicon particles having an oxygen content controlled by the antioxidant; and a step of drying the resulting material comprising the silicon particles to obtain silicon-based active material particles.Type: ApplicationFiled: August 23, 2017Publication date: June 20, 2019Applicant: NEXEON LTD.Inventors: Seung Chul Park, Eui Joon Song, Min Young Cheong, Jong Hun Lee, Young Tai Cho, Yong Gil Choi, Seon Park, Sung Hwan Kang, Hee Young Seo, Jee Hye Park, Tae Jin Yang
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Patent number: 7994887Abstract: An outdoor dry transformer having a shield made of a high functional fiber. The transformer includes a transformer body having a core and first and second coils wound on the core; a shield surrounding the transformer body, the shield comprising a high functional fiber material which is capable of blocking moisture penetration from outside and has breathability; and a transformer housing having at least one vent in side and bottom faces thereof, the transformer housing configured to house the transformer body and the shield therein. The transformer does not use the insulating oil, thereby preventing any fire induced from the insulating oil. It is also possible to prevent environmental pollution caused by polychlorinated biphenyl as well as save resources.Type: GrantFiled: December 14, 2006Date of Patent: August 9, 2011Assignee: Dong Bang Electric Ind., Ltd.Inventor: Tae-Jin Yang
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Publication number: 20110043312Abstract: An outdoor dry transformer having a shield made of a high functional fiber. The transformer includes a transformer body having a core and first and second coils wound on the core; a shield surrounding the transformer body, the shield comprising a high functional fiber material which is capable of blocking moisture penetration from outside and has breathability; and a transformer housing having at least one vent in side and bottom faces thereof, the transformer housing configured to house the transformer body and the shield therein. The transformer does not use the insulating oil, thereby preventing any fire induced from the insulating oil. It is also possible to prevent environmental pollution caused by polychlorinated biphenyl as well as save resources.Type: ApplicationFiled: December 14, 2006Publication date: February 24, 2011Applicant: DONG BANG ELECTRIC IND., LTD.Inventor: Tae-Jin Yang
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Patent number: D1026681Type: GrantFiled: September 29, 2022Date of Patent: May 14, 2024Assignee: ZEROWELL CO., LTDInventors: Tae-Ok Choi, Jun-Seok Yang, Sang-Jin Kim