Patents by Inventor In Sub HWANG
In Sub HWANG 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: 20240140301Abstract: Disclosed are a lighting grill assembly for a vehicle and a method of manufacturing the same, the lighting grill assembly for a vehicle a grill cover, a black paint portion painted using a black paint on a rear surface of the grill cover, and the black paint portion forming a light transmitting portion through which light passes by removing a part of the painted black paint, an inner lens spaced apart from the rear surface of the grill cover in a rearward direction, and a metal layer is deposited on a surface of the inner lens, and a light source configured to radiate light from a rear of the inner lens.Type: ApplicationFiled: January 11, 2024Publication date: May 2, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Moon Sub HWANG, Soon Mo LEE
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Patent number: 11964925Abstract: Provided is a method for preparing an oligomer including: supplying a monomer stream and a solvent stream to a reactor to perform an oligomerization reaction to prepare a reaction product; supplying a discharge stream from the reactor including the reaction product to a separation device and supplying a lower discharge stream from the separation device to a settling tank; adding an organic flocculant to the settling tank to settle and remove a polymer and supplying the lower discharge stream from the separation device from which the polymer is removed to a high boiling point separation column; and removing a high boiling point material from the lower portion in the high boiling point separation column and supplying an upper discharge stream including an oligomer to a solvent separation column.Type: GrantFiled: January 10, 2022Date of Patent: April 23, 2024Assignee: LG Chem, Ltd.Inventors: Kyung Seog Youk, Jong Hun Song, Min Ho Sun, Hong Min Lee, Hyun Seok Kim, Moon Sub Hwang, Jeong Seok Lee
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Publication number: 20240106769Abstract: A message service providing apparatus according to an embodiment of the present invention includes: a message interface processor for providing a message interface to a user terminal, processing a message transmitted and received through the message interface, and providing one or more opinion expression items that can be included in the message to the user terminal through the message interface; and an active object database management processor for performing an active object database management process for each opinion expression item to provide one or more opinion expression items and opinion expression sub-items corresponding to the opinion expression items.Type: ApplicationFiled: October 7, 2020Publication date: March 28, 2024Inventors: Hyo Sub LEE, Woo Won HWANG
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Patent number: 11938457Abstract: The present disclosure relates to an apparatus for preparing an oligomer, the apparatus including: a reactor for oligomerizing a feed stream containing a fed monomer; a stirrer inserted into a hole formed in an upper portion of the reactor; and a solvent transfer line extending inward from a side of the reactor, wherein the stirrer includes a rotating shaft vertically extending downward from the upper portion of the reactor, and a blade having a conical shape whose vertex is positioned at a lower end of the rotating shaft and outer diameter increases from a bottom toward a top, and the solvent transfer line has a plurality of spray nozzles formed in a direction toward the blade.Type: GrantFiled: November 13, 2020Date of Patent: March 26, 2024Assignee: LG Chem, Ltd.Inventors: Hong Min Lee, Jeong Seok Lee, Jong Hun Song, Kyung Seog Youk, Dong Kwon Lee, Moon Sub Hwang
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Patent number: 11939278Abstract: Provided is a method of producing an oligomer, the method including: supplying a monomer stream and a solvent stream to a reactor to perform an oligomerization reaction to produce a reaction product; supplying a discharge stream of the reactor to a separation device, and supplying an upper discharge stream of the separation device including an unreacted monomer to the reactor and supplying a lower discharge stream of the separation device to a settling tank; settling a polymer in the settling tank and removing the polymer, and supplying the lower discharge stream of the separation device from which the polymer is removed to a high-boiling point separation column; removing a high-boiling point material from a lower discharge stream of the high-boiling point separation column and supplying an upper discharge stream of the high-boiling point separation column including an oligomer to a solvent separation column; and separating a solvent and the oligomer in the solvent separation column.Type: GrantFiled: September 6, 2021Date of Patent: March 26, 2024Assignee: LG Chem, Ltd.Inventors: Kyung Seog Youk, Min Ho Sun, Jong Hun Song, Hong Min Lee, Moon Sub Hwang, Jeong Seok Lee
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Patent number: 11912674Abstract: The present invention provides methods for treating or ameliorating metabolic diseases, cholestatic liver diseases, or organ fibrosis, which comprises administering to a subject a therapeutically effective amount of a pharmaceutical composition comprising an isoxazole derivative, a racemate, an enantiomer, or a diastereoisomer thereof, or a pharmaceutically acceptable salt of the derivative, the racemate, the enantiomer, or the diastereoisomer.Type: GrantFiled: March 4, 2021Date of Patent: February 27, 2024Assignee: IL DONG PHARMACEUTICAL CO., LTD.Inventors: Jae-Hoon Kang, Hong-Sub Lee, Yoon-Suk Lee, Jin-Ah Jeong, Sung-Wook Kwon, Jeong-Guen Kim, Kyung-Sun Kim, Dong-Keun Song, Sun-Young Park, Kyeo-Jin Kim, Ji-Hye Choi, Hey-Min Hwang
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Patent number: 11904291Abstract: The present disclosure relates to an apparatus for preparing an oligomer, and more particularly, to an apparatus for preparing an oligomer including: a reactor including a gaseous area having a first gaseous reactant inlet provided at a lower portion thereof, and a reaction area in which a reaction medium reacts with the gaseous reactant above the gaseous area; a second gaseous reactant inlet provided on an inner wall of the reactor in the gaseous area and a third gaseous reactant inlet provided on an inner wall of the reactor facing the second gaseous reactant inlet; and a first injection nozzle connected to the second gaseous reactant inlet and a second injection nozzle connected to the third gaseous reactant inlet.Type: GrantFiled: July 9, 2021Date of Patent: February 20, 2024Assignee: LG Chem, Ltd.Inventors: Moon Sub Hwang, Min Ho Sun, Jong Hun Song, Kyung Seog Youk, Jeong Seok Lee, Hong Min Lee
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Patent number: 11904763Abstract: Disclosed are a lighting grill assembly for a vehicle and a method of manufacturing the same, the lighting grill assembly for a vehicle a grill cover, a black paint portion painted using a black paint on a rear surface of the grill cover, and the black paint portion forming a light transmitting portion through which light passes by removing a part of the painted black paint, an inner lens spaced apart from the rear surface of the grill cover in a rearward direction, and a metal layer is deposited on a surface of the inner lens, and a light source configured to radiate light from a rear of the inner lens.Type: GrantFiled: April 20, 2023Date of Patent: February 20, 2024Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Moon Sub Hwang, Soon Mo Lee
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Publication number: 20230397648Abstract: A smoking article with a reduced tobacco smell and a method of manufacturing the same are provided. The smoking article according to some embodiments of the present disclosure may include a smoking material portion, which includes a tobacco material, and a filter portion, wherein the tobacco material may include a material formed by processing tobacco leaves whose nicotine content is 0.5 wt % or lower. In this case, the nicotine component and nitrogen compounds, which are major causes of a tobacco smell, are reduced from tobacco smoke, and thus a tobacco smell of smoke generated during smoking can be significantly reduced.Type: ApplicationFiled: April 21, 2022Publication date: December 14, 2023Applicant: KT&G CORPORATIONInventors: Jae Hyong YANG, Sang Jin NAM, Joong Sub HWANG, Hang Hyun JANG
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Patent number: 11833484Abstract: The present disclosure relates to an apparatus for preparing an oligomer, including: a reactor receiving a monomer stream and performing an oligomerization reaction to prepare a reaction product; a product discharge line for transferring a reaction product stream discharged from the reactor; and a bubble catcher provided in any area of the product discharge line to remove bubbles contained in the reaction product stream.Type: GrantFiled: August 12, 2021Date of Patent: December 5, 2023Assignee: LG Chem, Ltd.Inventors: Moon Sub Hwang, Jeong Seok Lee, Hong Min Lee, Jong Hun Song, Kyung Seog Youk, Min Ho Sun, Hyun Seok Kim
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Patent number: 11731919Abstract: An apparatus for preparing an oligomer including: a reactor supplied with a monomer stream and a solvent stream to perform an oligomerization reaction; a product discharge line provided on a lower portion of a side surface of the reactor; a washing liquid supply line connected to a first point of the product discharge line; and a washing liquid discharge line extending from a second point of the product discharge line, wherein the product discharge line includes a branch point at which the product discharge line is branched into two or more lines and a junction point at which the respective branched lines are joined, and the product discharge line includes pressure control devices provided in each of the two or more branched lines.Type: GrantFiled: July 1, 2021Date of Patent: August 22, 2023Assignee: LG Chem, Ltd.Inventors: Jong Hun Song, Jeong Seok Lee, Hong Min Lee, Moon Sub Hwang, Min Ho Sun, Kyung Seog Youk
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Publication number: 20230256899Abstract: Disclosed are a lighting grill assembly for a vehicle and a method of manufacturing the same, the lighting grill assembly for a vehicle a grill cover, a black paint portion painted using a black paint on a rear surface of the grill cover, and the black paint portion forming a light transmitting portion through which light passes by removing a part of the painted black paint, an inner lens spaced apart from the rear surface of the grill cover in a rearward direction, and a metal layer is deposited on a surface of the inner lens, and a light source configured to radiate light from a rear of the inner lens.Type: ApplicationFiled: April 20, 2023Publication date: August 17, 2023Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Moon Sub HWANG, Soon Mo LEE
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Publication number: 20230183148Abstract: Provided is a method of producing an oligomer, the method including: supplying a monomer stream and a solvent stream to a reactor to perform an oligomerization reaction to produce a reaction product; supplying a discharge stream of the reactor to a separation device, and supplying an upper discharge stream of the separation device including an unreacted monomer to the reactor and supplying a lower discharge stream of the separation device to a settling tank; settling a polymer in the settling tank and removing the polymer, and supplying the lower discharge stream of the separation device from which the polymer is removed to a high-boiling point separation column; removing a high-boiling point material from a lower discharge stream of the high-boiling point separation column and supplying an upper discharge stream of the high-boiling point separation column including an oligomer to a solvent separation column; and separating a solvent and the oligomer in the solvent separation column.Type: ApplicationFiled: September 6, 2021Publication date: June 15, 2023Inventors: Kyung Seog YOUK, Min Ho SUN, Jong Hun SONG, Hong Min LEE, Moon Sub HWANG, Jeong Seok LEE
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Patent number: 11667235Abstract: Disclosed are a lighting grill assembly for a vehicle and a method of manufacturing the same, the lighting grill assembly for a vehicle a grill cover, a black paint portion painted using a black paint on a rear surface of the grill cover, and the black paint portion forming a light transmitting portion through which light passes by removing a part of the painted black paint, an inner lens spaced apart from the rear surface of the grill cover in a rearward direction, and a metal layer is deposited on a surface of the inner lens, and a light source configured to radiate light from a rear of the inner lens.Type: GrantFiled: July 26, 2022Date of Patent: June 6, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Moon Sub Hwang, Soon Mo Lee
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Publication number: 20230158946Abstract: Disclosed are a lighting grill assembly for a vehicle and a method of manufacturing the same, the lighting grill assembly for a vehicle a grill cover, a black paint portion painted using a black paint on a rear surface of the grill cover, and the black paint portion forming a light transmitting portion through which light passes by removing a part of the painted black paint, an inner lens spaced apart from the rear surface of the grill cover in a rearward direction, and a metal layer is deposited on a surface of the inner lens, and a light source configured to radiate light from a rear of the inner lens.Type: ApplicationFiled: July 26, 2022Publication date: May 25, 2023Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Moon Sub HWANG, Soon Mo LEE
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Patent number: 11623426Abstract: An interior material of a vehicle includes: a fabric layer made of a tricoat fabric, a foam layer disposed on a lower surface of the fabric layer, and an antifouling layer disposed at least between an upper surface of the fabric layer or the fabric layer and the foam layer. The tricoat fabric includes a combination of at least one of a polyurethane yarn, a high-elongation polyester yarn, or a polyester yarn.Type: GrantFiled: July 10, 2020Date of Patent: April 11, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, KOLONGLOTECH. Inc.Inventors: Jae Hyun An, In Soo Han, Ik Jin Jung, Kyu Rok Kim, Seung Sik Han, Dae Seok Choi, Chang Jae Lee, In Sub Hwang
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Publication number: 20230098226Abstract: Provided is a method for preparing an oligomer including: supplying a monomer stream and a solvent stream to a reactor to perform an oligomerization reaction to prepare a reaction product; supplying a discharge stream from the reactor including the reaction product to a separation device and supplying a lower discharge stream from the separation device to a settling tank; adding an organic flocculant to the settling tank to settle and remove a polymer and supplying the lower discharge stream from the separation device from which the polymer is removed to a high boiling point separation column; and removing a high boiling point material from the lower portion in the high boiling point separation column and supplying an upper discharge stream including an oligomer to a solvent separation column.Type: ApplicationFiled: January 10, 2022Publication date: March 30, 2023Applicant: LG Chem, Ltd.Inventors: Kyung Seog Youk, Jong Hun Song, Min Ho Sun, Hong Min Lee, Hyun Seok Kim, Moon Sub Hwang, Jeong Seok Lee
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Patent number: 11583825Abstract: The present disclosure provides an apparatus for preparing oligomer including: a reactor; a gas-liquid separator; a solvent transfer line; a second transfer line; a first spray nozzle unit; and a second spray nozzle unit. The apparatus is capable of improving stability of the entire process by including a first spray nozzle unit and a second spray nozzle unit in a reactor and thus preventing by-products containing polymer substances such as C20+ from being entrained with a desired product during a reaction.Type: GrantFiled: August 7, 2020Date of Patent: February 21, 2023Assignee: LG Chem, Ltd.Inventors: Moon Sub Hwang, Jeong Seok Lee, Jong Hun Song, You Na Kim, Hong Min Lee
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Publication number: 20230041232Abstract: The present disclosure relates to an apparatus for preparing an oligomer, including: a reactor receiving a monomer stream and performing an oligomerization reaction to prepare a reaction product; a product discharge line for transferring a reaction product stream discharged from the reactor; and a bubble catcher provided in any area of the product discharge line to remove bubbles contained in the reaction product stream.Type: ApplicationFiled: August 12, 2021Publication date: February 9, 2023Inventors: Moon Sub HWANG, Jeong Seok LEE, Hong Min LEE, Jong Hun SONG, Kyung Seog YOUK, Min Ho SUN, Hyun Seok KIM
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Publication number: 20220379277Abstract: Provided are a sparger including: a disc-shaped body; and a first hole and a second hole having different sizes from each other provided in the body, wherein a diameter of the second hole is smaller than a diameter of the first hole, and a reactor comprising the sparger.Type: ApplicationFiled: July 22, 2021Publication date: December 1, 2022Inventors: Hong Min LEE, Moon Sub HWANG, Min Ho SUN, Jong Hun SONG, Kyung Seog YOUK, Jeong Seok LEE