Patents by Inventor Hyungchan Kim
Hyungchan Kim 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: 20240138173Abstract: A novel compound having excellent carrier transport ability, light-emitting ability, and thermal stability, and its uses are disclosed. An organic electroluminescent device containing the novel compound in one or more organic material layers is disclosed. The organic electroluminescent device shows improved characteristics such as luminous efficiency, driving voltage, and lifespan.Type: ApplicationFiled: October 6, 2020Publication date: April 25, 2024Applicant: SOLUS ADVANCED MATERIALS CO., LTD.Inventors: Minsik EUM, Hoemoon KIM, Jinwoong KIM, Hwasoon JUNG, Hyungchan BAE, Hojun SON, Hyosuk SON
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Publication number: 20240126350Abstract: Disclosed is a display device, including a display module outputting an image, a body housing having the display module located on a front side, a stand comprising a pair of coupling parts coupled to both horizontal sides of the body housing, respectively and a support part connected to a pair of the coupling parts, and a hinge module fastening the coupling parts of the stand and the body housing together, wherein the hinge module is switchable between a first state having the support part of the stand located in a rear side direction of the body housing and a second state having the support part of the stand located in a first direction of the body housing.Type: ApplicationFiled: January 23, 2023Publication date: April 18, 2024Applicant: LG ELECTRONICS INC.Inventors: Beomseo KI, Chulhong KIM, Hyungchan LEE, Jongyun IM
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Publication number: 20240116919Abstract: The present invention relates to a novel organic compound and an organic electroluminescent device using same and, more specifically, to a compound having excellent electron injection and transport capabilities, and an organic electroluminescent device of which properties such as luminous efficiency, driving voltage, lifespan, and the like, and progressive driving voltage are improved due to the inclusion of the same in at least one organic layer.Type: ApplicationFiled: July 2, 2021Publication date: April 11, 2024Applicant: SOLUS ADVANCED MATERIALS CO., LTD.Inventors: Hojun SON, Minsik EUM, Hoemoon KIM, Hwasoon JUNG, Hyungchan BAE, Jin-woong KIM, Gahyeon KIM
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Patent number: 8206849Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: GrantFiled: April 4, 2011Date of Patent: June 26, 2012Assignee: LG Chem, Ltd.Inventors: Hyungchan Kim, Hee gyu Kim, Yong-ho Cho, Jae sik Chung
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Patent number: 7985501Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: GrantFiled: December 3, 2009Date of Patent: July 26, 2011Assignee: LG Chem, Ltd.Inventors: Hyungchan Kim, Hee gyu Kim, Yong-ho Cho, Jae sik Chung
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Publication number: 20110177363Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: ApplicationFiled: April 4, 2011Publication date: July 21, 2011Inventors: Hyungchan Kim, Hee gyu Kim, Yong-ho Cho, Jae sik Chung
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Publication number: 20100081015Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: ApplicationFiled: December 3, 2009Publication date: April 1, 2010Inventors: Hyungchan KIM, Hee gyu KIM, Yong-ho CHO, Jae sik CHUNG
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Patent number: 7648797Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: GrantFiled: February 16, 2005Date of Patent: January 19, 2010Assignee: LG Chem, Ltd.Inventors: Hyungchan Kim, Hee gyu Kim, Yong-ho Cho, Jae sik Chung
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Patent number: 7582379Abstract: Provided is a secondary battery of an assemble-type structure having a cell body including an electrode assembly of cathode/separator/anode sealed therein; and a cap assembly including a protection circuit electrically connected to the cell body so as to control overcharge, overdischarge and overcurrent of the battery and a cap housing covering an upper part of the battery, and being detachably coupled to the cell body. Since the cap assembly including the protection circuit and cap housing is assembled detachably from the cell body and electrically connected to and also can be physically firmly fixed to one another, provided are effects capable of greatly reducing the manufacturing process steps of the battery, and solving all the problems associated with use of battery cases and insert injection molding.Type: GrantFiled: January 26, 2005Date of Patent: September 1, 2009Assignee: LG Chem, Ltd.Inventors: Seog jin Yoon, Sun Kwang Jung, Hyungchan Kim
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Publication number: 20050214597Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.Type: ApplicationFiled: February 16, 2005Publication date: September 29, 2005Applicant: LG Chem, Ltd.Inventors: Hyungchan Kim, Hee gyu Kim, Yong-ho Cho, Jae sik Chung
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Publication number: 20050208345Abstract: Provided is a secondary battery of an assemble-type structure, comprising: a cell body including an electrode assembly of cathode/separator/anode sealed therein; and a cap assembly including a protection circuit electrically connected to the cell body so as to control overcharge, overdischarge and overcurrent of the battery and a cap housing covering an upper part of the battery, and being detachably coupled to the cell body. In accordance with the present invention, since the cap assembly including the protection circuit, cap housing and the like is assembled detachably from the cell body and electrically connected to and also can be physically firmly fixed to one another, provided are effects capable of greatly reducing the manufacturing process steps of the battery, and solving all the problems associated with use of battery cases and insert injection molding.Type: ApplicationFiled: January 26, 2005Publication date: September 22, 2005Inventors: Seog Yoon, Sun Jung, Hyungchan Kim
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Patent number: 6428824Abstract: An isolated composition obtained by extracting Lepidium meyenii roots is provided. The composition is substantially free of cellulose and comprises between about 5% and about 9% of benzyl isothiocyanate, between about 1% and about 3% of Lepidium sterol component, between about 20% and about 30% of Lepidium fatty acid component, and about 10% or more of macamide component. The composition is prepared by a process which comprises contacting Lepidium meyenii roots with a first aqueous solvent of about 90% vol-% or more water, then separating the residual Lepidium meyenii root material from the first contacted aqueous solvent, then contacting the residual Lepidium meyenii root material with a second aqueous solvent which comprises a mixture of an alcohol and water having about 90 vol-% alcohol or more to form a liquor, and then finally concentrating the liquor to obtain the composition. The composition can be used for treating cancer and sexual dysfunction.Type: GrantFiled: October 19, 2001Date of Patent: August 6, 2002Assignee: Pure World Botanicals, Inc.Inventors: Bo Lin Zheng, Calvin Hyungchan Kim, Stephen Wolthoff, Kan He, Lingling Rogers, Yu Shao, Qun Yi Zheng
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Publication number: 20020061341Abstract: The invention relates to compositions that can be isolated from Lepidium plant material and to methods for their isolation. The compositions are useful for treating and preventing cancer and sexual dysfunction.Type: ApplicationFiled: October 19, 2001Publication date: May 23, 2002Inventors: Bo Lin Zheng, Calvin Hyungchan Kim, Stephen Wolthoff, Kan He, Lingling Rogers, Yu Shao, Qun Yi Zheng
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Publication number: 20020042530Abstract: The invention relates to compositions that can be isolated from Lepidium plant material and to methods for their isolation. The compositions are useful for treating and preventing cancer and sexual dysfunction.Type: ApplicationFiled: June 8, 2001Publication date: April 11, 2002Inventors: Bo Lin Zheng, Calvin Hyungchan Kim, Stephen Wolthoff, Kan He, Lingling Rogers, Yu Shao, Qun Yi Zheng
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Patent number: 6361815Abstract: Provided are products including trihydroxystilbenes and glycosylated derivatives thereof. Also provided are compositions containing these products with an aqueous solvent, particularly and alcohol-water mixture, and reverse phase chromatographic methods for isolating and purifying the compositions from plant materials. The products have biological activity, including anti-tumor activity.Type: GrantFiled: December 21, 1998Date of Patent: March 26, 2002Assignee: Pure World Botanicals, Inc.Inventors: Bo Lin Zheng, Calvin Hyungchan Kim, Kan He, Qun Yi Zheng
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Patent number: 6267995Abstract: An isolated composition obtained by extracting Lepidium meyenii roots is provided. The composition is substantially free of cellulose and comprises between about 5% and about 9% of benzyl isothiocyanate, between about 1% and about 3% of Lepidium sterol component, between about 20% and about 30% of Lepidium fatty acid component, and about 10% or more of macamide component. The composition is prepared by a process which comprises contacting Lepidium meyenii roots with a first aqueous solvent of about 90% vol-% or more water, then separating the residual Lepidium meyenii root material from the first contacted aqueous solvent, then contacting the residual Lepidium meyenii root material with a second aqueous solvent which comprises a mixture of an alcohol and water having about 90 vol-% alcohol or more to form a liquor, and then finally concentrating the liquor to obtain the composition. The composition can be used for treating cancer and sexual dysfunction.Type: GrantFiled: March 3, 1999Date of Patent: July 31, 2001Assignee: Pure World Botanicals, Inc.Inventors: Bo Lin Zheng, Calvin Hyungchan Kim, Stephen Wolthoff, Kan He, Lingling Rogers, Yu Shao, Qun Yi Zheng