Patents by Inventor Min Hee HWANG
Min Hee 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: 20240360285Abstract: Provided is a biodegradable film for cigarette packaging, the film including a first film layer applied such that one surface thereof faces a cigarette product, a third film layer applied such that one surface thereof is exposed to the outside, and a second film layer positioned between the first film layer and the third film layer. In the biodegradable film, the first film layer, the second film layer and the third film layer are each formed with different compositions, and at least one of the first film layer, the second film layer and the third film layer includes a biodegradable material. The biodegradable film has a biodegradation rate of 90% or more after 60 days, and has an outer surface kinetic friction coefficient of 0.3 or less.Type: ApplicationFiled: December 16, 2022Publication date: October 31, 2024Applicant: KT&G CORPORATIONInventors: Kyoung Hwan OH, Soo Ho KIM, Man Seok SEO, Min Hee HWANG
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Patent number: 12132215Abstract: Disclosed is a battery cell, which includes a battery case having an accommodation portion in which an electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof by heat fusion; an electrode lead electrically connected to an electrode tab included in the electrode assembly and protruding out of the battery case via the sealing portion; and a lead film located at a portion corresponding to the sealing portion in at least one of an upper portion and a lower portion of the electrode lead, wherein the lead film has a dented portion recessed toward an inside of the battery case, and the dented portion is opened toward an outside of the battery case.Type: GrantFiled: January 11, 2022Date of Patent: October 29, 2024Assignee: LG Energy Solution, Ltd.Inventors: Hun-Hee Lim, Sang-Hun Kim, Soo-Ji Hwang, Min-Hyeong Kang, Eun-Suk Park, Hyung-Kyun Yu
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Publication number: 20240357903Abstract: A display device includes a display panel including a first non-bending area, a bending area extending from the first non-bending area, and a second non-bending area extending from the bending area, an adhesive layer disposed in the first non-bending area, a window connected to the display panel through the adhesive layer, the window including a base substrate, a light blocking pattern disposed on the base substrate, and a protrusion pattern disposed on at least a portion of the light blocking pattern, and a reinforcing layer surrounding at least a portion of the bending area.Type: ApplicationFiled: January 22, 2024Publication date: October 24, 2024Applicant: Samsung Display Co., LTD.Inventors: Min Hee PARK, Kyung Hoon CHAE, Dae Woo LEE, So Yeon JOO, Hyeon Deuk HWANG
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Patent number: 12126034Abstract: A battery cell including a case and an electrode assembly. The case having an accommodation portion in which the electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof. An electrode tab of the electrode assembly is electrically connected to an electrode lead that protrudes out of the case through the sealing portion. A lead film is located at a portion corresponding to the sealing portion in at least one of an upper portion or a lower portion of the electrode lead. The lead film has a dented portion recessed in an outer direction of the case and that is open toward the inside of the case. The sealing portion has an indented sealing portion that does not overlap with at least a part of the gas discharge portion on a plane.Type: GrantFiled: January 20, 2023Date of Patent: October 22, 2024Assignee: LG Energy Solution, Ltd.Inventors: Min-Hyeong Kang, Sang-Hun Kim, Dae-Woong Song, Hyung-Kyun Yu, Hun-Hee Lim, Soo-Ji Hwang
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Publication number: 20240315322Abstract: The present invention relates to a cigarette filter and a method for manufacturing same, and can provide a paper cigarette filter using paper and a cigarette comprising same. A cigarette filter according to one embodiment of the present invention can impart a high degree of smoking satisfaction through high granule stability, and eliminate a burnt taste. Hereinafter, various embodiments related to a cigarette filter and a method for manufacturing same may be possible.Type: ApplicationFiled: October 20, 2022Publication date: September 26, 2024Applicant: KT&G CORPORATIONInventors: Ki Jin AHN, Hyeon Tae KIM, Sun Hwan JUNG, Min Hee HWANG
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Publication number: 20240298698Abstract: A smoking article according to an example embodiment includes a medium receiver filled with a plurality of medium granules, a humectant receiver on one side of the medium receiver and configured to generate an aerosol and a filter on the other side of the medium receiver. The plurality of medium granules have an atypical shape.Type: ApplicationFiled: September 16, 2022Publication date: September 12, 2024Applicant: KT & G CORPORATIONInventors: Hyeon Tae KIM, Sun Hwan JUNG, Min Hee HWANG
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Publication number: 20240286812Abstract: Provided is a biodegradable film for cigarette packaging, the film including a first film layer applied such that one surface thereof faces a cigarette product, a third film layer applied such that one surface thereof is exposed to the outside, and a second film layer positioned between the first film layer and the third film layer. In the biodegradable film, the first film layer, the second film layer and the third film layer are each formed with different compositions, and at least one of the first film layer, the second film layer and the third film layer includes a biodegradable material. The biodegradable film has a biodegradation rate of 90% or more after 60 days, and has a heat shrink ratio of 4.0% or more.Type: ApplicationFiled: December 16, 2022Publication date: August 29, 2024Applicant: KT&G CORPORATIONInventors: Kyoung Hwan OH, Min Hee HWANG, Soo Ho KIM, Man Seok SEO
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Publication number: 20240284967Abstract: The present disclosure relates to a filter for cigarettes and a method of preparing the filter, and provides a paper filter for cigarettes using paper and a cigarette including the paper filter. The filter for cigarettes provides a high level of satisfaction in smoking through high granular seating stability and eliminates a burnt taste. Various embodiments described herein in relation to the filter for cigarettes and the method of preparing the filter may be applicable.Type: ApplicationFiled: October 18, 2022Publication date: August 29, 2024Applicant: KT&G CORPORATIONInventors: Ki Jin AHN, Hyeon Tae KIM, Sun Hwan JUNG, Min Hee HWANG
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Publication number: 20240277027Abstract: Provided are a flavored sheet with improved surface roughness, a smoking article including the same, and a method of manufacturing the same. A method of manufacturing a flavored sheet according to some embodiments of the present disclosure may include preparing a sheet composition by mixing a hydrocolloid material, a solvent, a powdered material, and a flavor and drying the prepared sheet composition. The powdered material may improve the surface roughness of the flavored sheet, thereby ultimately enhancing the mixability of the flavored sheet with respect to a cut filler-type tobacco material.Type: ApplicationFiled: September 21, 2022Publication date: August 22, 2024Applicant: KT&G CORPORATIONInventors: Geon Chang LEE, Ick Joong KIM, Kyung Bin JUNG, Eun Mi JEOUNG, Min Hee HWANG
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Publication number: 20240266644Abstract: Disclosed is a battery cell, which includes a battery case having an accommodation portion in which an electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof. The battery case further includes an electrode lead electrically connected to an electrode tab included in the electrode assembly and protruding out of the battery case through the sealing portion, and a lead film located at a portion corresponding to the sealing portion in at least one of an upper portion and a lower portion of the electrode lead. The lead film has a dented portion recessed in an outer direction of the battery case and opened toward the inside of the battery case. The battery cell also has a coating layer located on a gas discharge portion of the lead film that contains a fluorine-based polymer.Type: ApplicationFiled: January 20, 2023Publication date: August 8, 2024Applicant: LG Energy Solution, Ltd.Inventors: Hun Hee Lim, Sang-Hun Kim, Min-Hyeong Kang, Dae-Woong Song, Hyung-Kyun Yu, Soo-Ji Hwang
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Publication number: 20240266645Abstract: A pouch film stack according to the present invention includes a base layer, a gas barrier layer, and a sealant layer stacked in that order. The sealant layer includes a first sealant layer located adjacent to the gas barrier layer and a second sealant layer stacked on the first sealant layer. A percentage difference in yield strength between the first and second sealant layers (?Y) is 66% to 120%, where ?Y is defined as: {(Yield strength of second sealant layer?Yield strength of first sealant layer)/Yield strength of first sealant layer}×100.Type: ApplicationFiled: September 28, 2022Publication date: August 8, 2024Applicant: LG Energy Solution, Ltd.Inventors: Soo Ji Hwang, Sang Hun Kim, Hyung Kyun Yu, Min Hyeong Kang, Dae Woong Song, Hun Hee Lim
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Publication number: 20240266652Abstract: A battery cell including a case and an electrode assembly. The case having an accommodation portion in which the electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof. An electrode tab of the electrode assembly is electrically connected to an electrode lead that protrudes out of the case through the sealing portion. A lead film is located at a portion corresponding to the sealing portion in at least one of an upper portion or a lower portion of the electrode lead. The lead film has a dented portion recessed in an outer direction of the case and that is open toward the inside of the case. The sealing portion has an indented sealing portion that does not overlap with at least a part of the gas discharge portion on a plane.Type: ApplicationFiled: January 20, 2023Publication date: August 8, 2024Applicant: LG Energy Solution, Ltd.Inventors: Min-Hyeong Kang, Sang-Hun Kim, Dae-Woong Song, Hyung-Kyun Yu, Hun-Hee Lim, Soo-Ji Hwang
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Publication number: 20240245106Abstract: Embodiments of the present disclosure relate to a filter for cigarettes and a method of preparing the filter, and include a paper filter for cigarettes using paper and a cigarette including the paper filter. The filter for cigarettes provides a high level of satisfaction in smoking through high granular seating stability and eliminates a burnt taste.Type: ApplicationFiled: October 18, 2022Publication date: July 25, 2024Applicant: KT&G CORPORATIONInventors: Ki Jin AHN, Hyeon Tae KIM, Sun Hwan JUNG, Min Hee HWANG
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Publication number: 20240244963Abstract: An organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.Type: ApplicationFiled: February 20, 2024Publication date: July 18, 2024Inventors: Seok-Hwan HWANG, Young-Kook KIM, Yoon-Hyun KWAK, Jong-Hyuk LEE, Kwan-Hee LEE, Min-Seung CHUN
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Publication number: 20240225086Abstract: A flavoring sheet with improved physical properties, a smoking article including the same, and methods of producing the flavoring sheet and the smoking article are provided. The flavoring sheet according to some embodiments of the present disclosure may include a hydrocolloid material configured to form a sheet, a flavoring, and a plasticizer. The plasticizer can improve physical properties of the flavoring sheet and thus enhance workability of a process of cutting the flavoring sheet.Type: ApplicationFiled: July 11, 2022Publication date: July 11, 2024Applicant: KT&G CORPORATIONInventors: Geon Chang LEE, Ick Joong KIM, Kyung Bin JUNG, Eun Mi JEOUNG, Min Hee HWANG
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Publication number: 20240206529Abstract: A sound-generating flavoring sheet and a smoking article including the same are provided. The smoking article according to some embodiments of the present disclosure may include a smoking material portion, a filter portion, and a wrapper configured to wrap around at least a portion of the smoking material portion. Here, by a porous flavoring sheet that serves as a sound generating element being applied to at least a portion of the smoking material portion or the wrapper, an improved smoking experience can be provided to the smoker.Type: ApplicationFiled: July 11, 2022Publication date: June 27, 2024Inventors: Ick Joong KIM, Geon Chang LEE, Kyung Bin JUNG, Eun MI JEOUNG, Min Hee HWANG
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Publication number: 20240188623Abstract: An aerosol generation product with a low ignition propensity is provided. An aerosol generation product according to some embodiments of the present disclosure is used together with an aerosol generation device, and may include an aerosol formation substrate portion, a filter portion, and a wrapper formed of a flame-retardant paper material and wrapped around at least a portion of the aerosol formation substrate portion. The flame-retardant paper material may improve smoking safety of a user by reducing a possibility of ignition of the wrapper due to an abnormally high temperature during smoking, and may prevent in advance the user from experiencing unintentional smoking, by reducing the possibility of ignition of the aerosol generation product due to an act of ignition by the user.Type: ApplicationFiled: April 14, 2022Publication date: June 13, 2024Applicant: KT&G CORPORATIONInventors: Chang Jin PARK, Soo Ho KIM, Ki Jin AHN, Bong Su CHEONG, Min Hee HWANG
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Publication number: 20240172788Abstract: Provided are a smoking article having improved flavor persistence and a manufacturing method thereof, the smoking article including: a smoking material portion: a filter portion: and a wrapper wrapping at least a portion of the smoking material portion, wherein flavor persistence of the smoking article is improved by applying a flavoring sheet including a hydrocolloid material and flavoring to the wrapper.Type: ApplicationFiled: April 12, 2022Publication date: May 30, 2024Applicant: KT&G CORPORATIONInventors: Ick Joong KIM, Geong Cgang LEE, Kyung Bin Jung, Eun Mi JEOUNG, Min Hee HWANG
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Publication number: 20240156150Abstract: A flavoring sheet with an enhanced flavor holding amount and flavor retention and a smoking article including the same are provided. The flavoring sheet according to some embodiments of the present disclosure may include a hydrocolloid material configured to form a sheet, an emulsifier, and a fat-soluble flavoring. The emulsifier may serve as a cross-link between the water-soluble hydrocolloid material and the fat-soluble flavoring and increase a flavor holding amount and flavor retention of the flavoring sheet.Type: ApplicationFiled: July 11, 2022Publication date: May 16, 2024Applicant: KT&G CORPORATIONInventors: Geon Chang LEE, Ick Joong KIM, Kyung Bin JUNG, Eun Mi JEOUNG, Min Hee HWANG
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Publication number: 20240130419Abstract: A flavoring sheet with improved physical properties, a smoking article including the same, and methods of producing the flavoring sheet and the smoking article are provided. The flavoring sheet according to some embodiments of the present disclosure may include a hydrocolloid material configured to form a sheet, a flavoring, and a plasticizer. The plasticizer can improve physical properties of the flavoring sheet and thus enhance workability of a process of cutting the flavoring sheet.Type: ApplicationFiled: July 10, 2022Publication date: April 25, 2024Applicant: KT&G CORPORATIONInventors: Geon Chang LEE, Ick Joong KIM, Kyung Bin JUNG, Eun Mi JEOUNG, Min Hee HWANG