Patents by Inventor Sang-Cheol Jung
Sang-Cheol Jung 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: 20240181117Abstract: A deodorization module and a storage device including the deodorization module. A deodorization module includes: a housing; a suction opening formed on the lower surface of the housing to allow external air to be suctioned therethrough; a fan disposed at the suction opening to suction the air; a discharge opening for discharging the air, which has been suctioned by the fan, to the outside of the housing; a photocatalytic bar disposed between the fan and the discharge opening; and a light source module, which includes a light source substrate and an ultraviolet light source and irradiates an ultraviolet ray to the photocatalytic bar.Type: ApplicationFiled: February 8, 2024Publication date: June 6, 2024Applicant: Seoul Viosys Co., Ltd.Inventors: Jae Hak JEONG, Ji Won KIM, Byeong Cheol JU, Sang Cheol SHIN, Woong Ki JUNG
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Publication number: 20240166515Abstract: Disclosed is a method of producing lithium sulfide (Li2S) without using hydrogen sulfide (H2S) gas. Particularly, the method of producing lithium sulfide (Li2S) includes preparing a starting material including a metal oxide by subjecting a mixed powder including an inorganic compound containing lithium and oxygen, a metal reducing agent, and sulfur (S) to synthesis reaction using mechanical force, preparing a mixed solution by mixing the starting material and a solvent, and obtaining a lithium sulfide (Li2S) powder by removing the metal oxide from the mixed solution and then performing drying.Type: ApplicationFiled: November 8, 2023Publication date: May 23, 2024Inventors: MUN SEOK CHAE, Hong Seok Min, Sang Heon Lee, Sang Soo Lee, Ho Cheol Shin, Wo Dum Jung, In Woo Song, So Young Kim, Young Whan Cho
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Publication number: 20240148006Abstract: Disclosed is a lower folding device for forming dumplings. The lower folding device for forming dumplings according to the present invention comprises: a dumpling skin pressing unit which includes a plurality of dumpling skin folding units that are simultaneously operated, and which drives the plurality of dumpling skin folding units at a preset position; a cam rail unit for folding which is arranged adjacent to the dumpling skin pressing unit and is connected to the dumpling skin pressing unit to move the dumpling skin folding units; and a movement unit for folding which is connected to the dumpling skin pressing unit and moves the dumpling skin pressing unit relative to the cam rail unit for folding.Type: ApplicationFiled: March 2, 2022Publication date: May 9, 2024Applicant: CJ CHEILJEDANG CORPORATIONInventors: Bong Jin JANG, Da Woon JUNG, Se Jin KIM, Soon Suk BAE, Sang Cheol KIM, Yong Gyu LEE
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Publication number: 20240138421Abstract: An in-line dumpling molding system is disclosed. The in-line dumpling molding system according to the present invention comprises: a dumpling wrapper cutting device, which cuts a supplied dough sheet to form dumpling wrappers; a dumpling-molding lower folding device, which is disposed below the dumpling wrapper cutting device, on which the cut dumpling wrappers are loaded, and which presses and folds the dumpling wrappers onto which dumpling fillings have been supplied; and a sealing device, which is disposed above the dumpling-molding lower folding device, and presses and seals the folded dumpling wrappers.Type: ApplicationFiled: March 2, 2022Publication date: May 2, 2024Applicant: CJ CHEILJEDANG CORPORATIONInventors: Bong Jin JANG, Se Jin KIM, Da Woon JUNG, Soon Suk BAE, Sang Cheol KIM, Yong Gyu LEE
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Publication number: 20240123109Abstract: An air purification module comprises a housing having an interior space provided with an air inlet and an air outlet, and an axial type blowing fan, mounted in the housing, for moving air from the air inlet to the air outlet. The air purification module further includes an air purifying unit, provided on a flow path of the air, for purifying the air and a guide for reducing the flow rate of the air between the blowing fan and the air purifying unit. The air purifying unit includes a filter provided between the blowing fan and the air outlet and a light source unit for providing light to the filter.Type: ApplicationFiled: September 27, 2023Publication date: April 18, 2024Inventors: Ji Won KIM, Jae Hak JEONG, Sang Cheol SHIN, Woong Ki JUNG
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Publication number: 20220223770Abstract: An optical display device having a backplane substrate and a cover plate adjacent to and spaced apart from the backplane substrate is provided. The backplane substrate can include a plurality of electroluminescent elements disposed thereon and the cover plate can include a plurality of light absorbing wedge-shaped features arranged in rows thereon.Type: ApplicationFiled: May 15, 2020Publication date: July 14, 2022Inventors: Sang-cheol Jung, Dae youn Kim, Goo Soo Lee, Kyung-jin Lee, Dong Keun Shin, Hong Yoon
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Patent number: 8427768Abstract: An optical filter for compensating for color shift is provided in front of a display panel of a display device. The optical filter includes a background layer and a green wavelength absorption pattern provided with a predetermined thickness on the background layer. The green wavelength absorption pattern absorbs a green wavelength of light. The green wavelength absorption pattern contains a material that absorbs a green wavelength of light in the range of 510 nm to 560 nm, and can also contain a white light absorbing material. A green's complementary color absorbing part absorbs a wavelength of light complementary to green, and contains at least one of a material absorbing a blue wavelength of light in the range of 440 nm to 480 nm and a material absorbing a red wavelength of light in the range of 600 nm to 650 nm.Type: GrantFiled: September 21, 2009Date of Patent: April 23, 2013Assignee: Samsung Corning Precision Materials Co., LtdInventors: Seong Sik Park, Seung Won Park, Sung Nim Jo, In Sung Sohn, Sang Cheol Jung, Ji Yoon Yeom, Eui Soo Kim
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Display filter having a great EM-radiation shielding effect and display apparatus including the same
Patent number: 8262239Abstract: A display filter and a display apparatus including the display filter increase a contrast ratio, increase brightness, and have a great electromagnetic (EM) radiation-shielding effect. The display filter includes a filter base and an external light-shielding layer formed on a surface of the filter base. The external light-shielding layer includes a base substrate including a transparent resin and light-shielding patterns spaced apart on a surface of the base substrate at predetermined intervals, and including a conductive material.Type: GrantFiled: October 15, 2010Date of Patent: September 11, 2012Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Tae Soon Park, Sang Cheol Jung, In Sung Sohn -
Patent number: 8241531Abstract: A zinc oxide-based conductor includes ZnO co-doped with gallium and manganese. Preferably, the doping concentration of the gallium ranges from 0.01 at % to 10 at % and the doping concentration of the manganese ranges from 0.01 at % to 5 at %. More preferably, the doping concentration of the gallium ranges from 2 at % to 8 at % and the doping concentration of the manganese ranges from 0.1 at % to 2 at %. Still more preferably, the doping concentration of the gallium ranges from 4 at % to 6 at % and the doping concentration of the manganese ranges from 0.2 at % to 1.5 at %. The zinc oxide-based conductor is a transparent conductor that is used as an electrode of a solar cell or a liquid crystal display.Type: GrantFiled: June 28, 2010Date of Patent: August 14, 2012Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Tae Hwan Yu, Yoon Gyu Lee, Yil Hwan You, Sang Cheol Jung
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Publication number: 20110168254Abstract: An electrode plate for a dye-sensitized photovoltaic cell includes a transparent substrate and a transparent conductive film. The transparent conductive film includes a zinc oxide thin film layer formed over the transparent substrate, the zinc oxide thin film layer being doped with gallium, and a tin oxide thin film layer formed over the zinc oxide thin film layer, the tin oxide thin film layer being doped with a dopant.Type: ApplicationFiled: January 13, 2011Publication date: July 14, 2011Applicant: SAMSUNG CORNING PRECISION MATERIALS CO., LTD.Inventors: Yoon Gyu Lee, Yil Hwan You, Dong Jo Kim, Tae Hwan Yu, Sang Cheol Jung, Hoon Park
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Publication number: 20110102722Abstract: An indium tin oxide sputtering target includes indium oxide, tin oxide, and gallium. The content of tin atoms is 5 to 15 atomic percent of the total amount of indium and tin atoms, and the content of gallium atoms is 0.5 to 7 atomic percent of the total amount of indium, tin, and gallium atoms. A method of fabricating an indium tin oxide transparent conductive film includes depositing the transparent conductive film by sputtering the sputtering target. The indium tin oxide transparent conductive film having high durability can be fabricated by depositing an amorphous transparent conductive film by sputtering the sputtering target at a first temperature, patterning the deposited amorphous transparent conductive film by etching it using a weak acid, and crystallizing the patterned amorphous transparent conductive film at a second temperature higher than the first temperature. A crystallization temperature ranges from 150° C. to 210° C., or from 170° C. to 210° C.Type: ApplicationFiled: October 29, 2010Publication date: May 5, 2011Inventors: Shin Hyuk KANG, Jun Ho CHOI, Hwang Yong GO, Sang Cheol JUNG
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Patent number: 7922357Abstract: Disclosed are an external light-shielding layer for a display filter preventing occurrence of ghosting using a difference between refractive indexes of a base substrate and an external light-shielding part, and a display filter and display apparatus including the external light-shielding layer. The external light-shielding layer for the display filter comprises a base substrate made of a transparent resin; and at least one external light-shielding part arranged on a surface of the base substrate and filled with an external light-absorption material, wherein ny of a refractive index of the base substrate is less than or equal to nx of a refractive index of the external light-shielding part.Type: GrantFiled: November 28, 2007Date of Patent: April 12, 2011Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Sung Nim Jo, Sang Cheol Jung, Eun Young Cho
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Publication number: 20110032620Abstract: A display filter and a display apparatus including the display filter, which can increase a contrast ratio, increase brightness, and have a great electromagnetic (EM) radiation-shielding effect, are provided. The display filter includes: a filter base; and an external light-shielding layer formed on a surface of the filter base, wherein the external light-shielding layer includes a base substrate including a transparent resin and light-shielding patterns spaced apart on a surface of the base substrate at predetermined intervals, and including a conductive material.Type: ApplicationFiled: October 15, 2010Publication date: February 10, 2011Applicant: SAMSUNG CORNING CO., LTD.Inventors: Tae Soon PARK, Sang Cheol Jung, In Sung Sohn
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Publication number: 20110001095Abstract: A zinc oxide-based conductor includes ZnO co-doped with gallium and manganese. Preferably, the doping concentration of the gallium ranges from 0.01 at % to 10 at % and the doping concentration of the manganese ranges from 0.01 at % to 5 at %. More preferably, the doping concentration of the gallium ranges from 2 at % to 8 at % and the doping concentration of the manganese ranges from 0.1 at % to 2 at %. Still more preferably, the doping concentration of the gallium ranges from 4 at % to 6 at % and the doping concentration of the manganese ranges from 0.2 at % to 1.5 at %. The zinc oxide-based conductor is a transparent conductor that is used as an electrode of a solar cell or a liquid crystal display.Type: ApplicationFiled: June 28, 2010Publication date: January 6, 2011Inventors: Tae Hwan Yu, Yoon Gyu Lee, Yil Hwan You, Sang Cheol Jung
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Patent number: 7755263Abstract: An external light-shielding layer capable of enhancing a visible light transmittance and a contrast ratio and preventing Moire fringe and Newton ring phenomena, a display filter including the external light-shielding layer, and a display device including the display filter. The external light-shielding layer includes a transparent resin matrix, and a plurality of light-shielding patterns formed on the transparent resin matrix and spaced apart from each other in a predetermined interval, wherein a bias angle (?) formed between a traveling direction of the light-shielding patterns and the longer side of the matrix is in a range of about 5 to 80 degrees.Type: GrantFiled: December 28, 2005Date of Patent: July 13, 2010Assignee: Samsung Corning Precision Glass Co., Ltd.Inventors: Dae-chul Park, Jae-young Choi, Tae-soon Park, Sang-cheol Jung, Jin-Woo Yeo, Jin Seo
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Publication number: 20100073794Abstract: An optical filter for compensating for color shift is provided in front of a display panel of a display device. The optical filter includes a background layer and a green wavelength absorption pattern provided with a predetermined thickness on the background layer. The green wavelength absorption pattern absorbs a green wavelength of light. The green wavelength absorption pattern contains a material that absorbs a green wavelength of light in the range of 510 nm to 560 nm, and can also contain a white light absorbing material. A green's complementary color absorbing part absorbs a wavelength of light complementary to green, and contains at least one of a material absorbing a blue wavelength of light in the range of 440 nm to 480 nm and a material absorbing a red wavelength of light in the range of 600 nm to 650 nm. A first thick-film layer, a first thin-film layer, and a second thick-film layer are stacked over one another in the order named.Type: ApplicationFiled: September 21, 2009Publication date: March 25, 2010Applicant: SAMSUNG CORNING PRECISION GLASS CO., LTD.Inventors: Seong Sik Park, Seung Won Park, Sung Nim Jo, In Sung Sohn, Sang Cheol Jung, Ji Yoon Yeom, Eui Soo Kim
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Patent number: 7679275Abstract: A display filter capable of enhancing the visible light transmittance and contrast ratio for a bright room condition and a display device including the same. The display filter includes a filter base, and an external light-shielding layer, disposed on a surface of the filter base, including a matrix made of a transparent resin and a plurality of wedge-shaped black stripes arranged parallel to each other at a surface of the matrix.Type: GrantFiled: December 28, 2005Date of Patent: March 16, 2010Assignee: Samsung Corning Co., Ltd.Inventors: Dae-chul Park, Jae-young Choi, Tae-soon Park, Sang-cheol Jung
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Patent number: 7612489Abstract: A display filter for use with a plurality of microlenses in a display system includes an external light and electromagnetic (EM)-shielding portion having a photosensitive transparent resin layer with a photocatalyst, and an external light and EM-shielding pattern formed on regions of the photosensitive transparent resin layer to prevent external light from entering the display system and to prevent EM waves generated in the display device from exiting the display device, the regions corresponding to boundaries between the plurality of microlenses.Type: GrantFiled: May 16, 2005Date of Patent: November 3, 2009Assignee: Samsung Corning Precision Glass Co., Ltd.Inventors: Dae-chul Park, Yong-won Choi, Sang-cheol Jung, Wang-kyu Choi
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Patent number: 7456557Abstract: An external light-shielding layer capable of enhancing a visible light transmittance and a contrast ratio and preventing Moiré fringe and Newton ring phenomena, a display filter including the external light-shielding layer, and a display device including the display filter. The external light-shielding layer includes a transparent resin matrix, and a plurality of light-shielding patterns formed on the transparent resin matrix and spaced apart from each other in a predetermined interval, wherein a bias angle (?) formed between a traveling direction of the light-shielding patterns and the longer side of the matrix is in a range of about 5 to 80 degrees.Type: GrantFiled: December 28, 2007Date of Patent: November 25, 2008Assignee: Samsung Corning Precision Glass Co., Ltd.Inventors: Dae-Chul Park, Jae-Young Choi, Tae-Soon Park, Sang-Cheol Jung, Jin-Woo Yeo, Jin Seo
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Publication number: 20080166546Abstract: An optical sheet, including: a transparent material; a light absorption pattern formed on a side of the transparent material; and a flexible adhesion layer formed on the side of the transparent material in which the light absorption pattern is formed.Type: ApplicationFiled: January 4, 2008Publication date: July 10, 2008Inventors: Sung Nim Jo, In Sung Sohn, Sang Cheol Jung, Eun Young Cho