Patents by Inventor Jeong Gyu Lee
Jeong Gyu Lee 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: 20240178450Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 4-((tert-butoxydimethylsilyl)methyl)-5-methyl-1,3-dioxol-2-one represented by as an electrode film additive. An embodiment lithium secondary battery includes the above-described electrolyte solution, a positive electrode including a positive electrode active material including Ni, Co, and Mn, a negative electrode including a carbon-based negative electrode active material or a silicon-based negative electrode active material, and a separator interposed between the positive electrode and the negative electrode.Type: ApplicationFiled: November 8, 2023Publication date: May 30, 2024Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong
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ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
Publication number: 20240170724Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes an electrode film additive of 2-(dodec-1-en-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane represented by An embodiment lithium secondary battery includes this electrolyte solution, a positive electrode including a positive-electrode active material including Ni, Co, and Mn, a negative electrode including a negative-electrode active material including a carbon (C)-based material or a silicon (Si)-based material, and a separator interposed between the positive electrode and the negative electrode.Type: ApplicationFiled: November 8, 2023Publication date: May 23, 2024Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong -
Patent number: 11987861Abstract: A method according to an embodiment is for recovering a valuable metal from a waste electrode material of a lithium secondary battery by using lithium carbonate. An anode-cathode mixed electrode material that has been separated by draining, crushing, screening, and sorting a waste lithium secondary battery is preprocessed. A precipitation operation performed by adding lithium carbonate (Li2CO3) to a metal melt acquired by performing sulfuric acid dissolution using sulfuric acid. A valuable metal such as nickel, cobalt, manganese, aluminum, and copper is recovered as a residue in the form of a carbonate composite, and a lithium sulfate (Li2SO4) aqueous solution including lithium is recovered as a filtrate.Type: GrantFiled: May 21, 2021Date of Patent: May 21, 2024Assignee: ECOPRO INNOVATION CO., LTD.Inventors: Suk Joon Park, Myung Gyu Lee, Jeong Sik Hong, So Yeong Byun, Gwang Seok Lee, Jong Sun Park, Beom Seok Seo, Min Woo Lee, Da Mo A Kim, Hui Sang Kim, A Ram Park
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Publication number: 20240154488Abstract: A cooling structure includes a housing having a cooling channel defined therein through which a coolant flows and includes a sealing cap fitted to a hole of the housing to seal the hole. The sealing cap includes a blocking member configured to be in contact with an internal surface of the housing. The cooling structure may be for cooling a motor, such as an in-wheel vehicle motor.Type: ApplicationFiled: June 27, 2023Publication date: May 9, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Kam Chun Lee, Jae Young Jeun, Jeong Uk An, Ki Tack Lim, Kyung Jun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Ku Yeo
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Publication number: 20240154489Abstract: A channel structure includes a cooling channel continuously formed inside a housing. A coolant is configured to flow in the cooling channel. The cooling channel includes a plurality of channel portions spaced apart from each other and extending in the housing by changing directions.Type: ApplicationFiled: June 30, 2023Publication date: May 9, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Kam Chun Lee, Jae Young Jeun, Jeong Uk An, Ki Tack Lim, Kyung Jun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Ku Yeo
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Publication number: 20240140191Abstract: The present disclosure provides a sealing device and an in-wheel motor including the sealing device. The in-wheel motor includes a stator, a rotor rotatably disposed with respect to the stator, an annular inner seal connected to the stator and spaced apart from the rotor by a predetermined gap so as to be disposed between the stator and the rotor, and an annular slinger coupled to an end portion of the rotor, wherein the annular inner seal seals between the slinger and the in-wheel motor.Type: ApplicationFiled: May 1, 2023Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ki Tack Lim, Jae Young Jeun, Jeong Uk An, Kyung Ku Yeo, Kam Chun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Jun Lee
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Patent number: 11962020Abstract: A battery cell includes an electrode assembly, a pair of electrode leads electrically connected to the electrode assembly, a battery case configured to accommodate the pair of electrode leads such that the pair of electrode leads protrude at least partially in a front and rear direction of the battery cell, the battery case having an accommodation space formed to accommodate the electrode assembly, and a taping unit configured to integrally cover both side surfaces and upper and lower surfaces of the battery case.Type: GrantFiled: January 20, 2020Date of Patent: April 16, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Eun-Gyu Shin, Jae-Min Yoo, Yoon-Koo Lee, Dal-Mo Kang, Jeong-O Mun
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Publication number: 20240076127Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.Type: ApplicationFiled: May 23, 2023Publication date: March 7, 2024Inventors: Sang Kyung LEE, Seung Gyu KANG, Hyun Jae KANG, Young Wook KIM, Sang A BANG, Yong-Jun AHN, Min Kyun LEE, Hyun Woo LEE, Jeong Hun LIM, Jun Hyuk CHANG
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Publication number: 20240079721Abstract: A battery module includes at least two cell assemblies, a module housing having an upper cover formed by a top portion and a first side portion extending downward from a first side edge of the top portion, a first gas passage formed between the first side portion of the upper cover and a first side of the at least two cell assemblies for circulation of gas generated from the at least two cell assemblies, and a flame retardant plate in the first gas passage and extending between the at least two cell assemblies and the module housing, wherein the first side portion of the upper cover is coupled to the flame retardant plate.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Eun-Gyu SHIN, Jeong-O MUN, Jae-Min YOO, Yoon-Koo LEE, Yong-Seok CHOI, Jee-Soon CHOI
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Patent number: 11916512Abstract: An embodiment provides a DC-DC converter for sensing a grounded state and a method for controlling same in a photovoltaic energy storage system. Specifically, the converter can sense a grounded state on the basis of the magnitude of voltage applied to a resistor and provide a notification.Type: GrantFiled: August 26, 2019Date of Patent: February 27, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Sang Gyu Choi, Jae Geun Lee, Jeong Heum Lee
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Publication number: 20230072716Abstract: The present disclosure relates to cerium oxide abrasive particles and a polishing slurry composition, and more particularly, to cerium oxide abrasive particles comprising: an element cerium; and a modifier and satisfying the agglomeration ratios calculated from the relational expressions of the primary particle sizes and the secondary particle sizes, and a polishing slurry composition comprising the same.Type: ApplicationFiled: August 29, 2022Publication date: March 9, 2023Applicant: KCTECH CO., LTD.Inventors: Jung Hun KIM, Jeong Gyu LEE, Hyo Jun JANG
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Publication number: 20230025469Abstract: Provided is a new cerium-based particle and a polishing slurry composition including the same. The new cerium-based particle may include a self-assembly of fine particles and an organic material.Type: ApplicationFiled: July 13, 2022Publication date: January 26, 2023Applicant: KCTECH CO., LTD.Inventors: Jeong Gyu LEE, Hyo Jun Jang, Jun Ha Hwang
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Patent number: 10792400Abstract: The present invention relates to microstructure formulation techniques for botulinum toxin. The microstructure formulation techniques for botulinum toxin according to the present invention make it possible to precisely control the concentration of botulinum toxin and to alleviate the pain occurring when botulinum toxin is administered into the human body, and also enable botulinum toxin to be accurately administered to a desired position. Thus, the present invention is expected to greatly contribute to the safe and convenient medical use of botulinum toxin.Type: GrantFiled: November 20, 2019Date of Patent: October 6, 2020Assignees: Hugel Inc., Small Lab Co., Ltd.Inventors: Kyeong Yeop Moon, Chang Jin Lee, Dae Gun Kim, Dong Hoon Oh, Do Hyun Kang, Woo Ran Lee, Jeong Gyu Lee, Jun Jin Yoon, Juhyung Shin
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Publication number: 20200121831Abstract: The present invention relates to microstructure formulation techniques for botulinum toxin. The microstructure formulation techniques for botulinum toxin according to the present invention make it possible to precisely control the concentration of botulinum toxin and to alleviate the pain occurring when botulinum toxin is administered into the human body, and also enable botulinum toxin to be accurately administered to a desired position. Thus, the present invention is expected to greatly contribute to the safe and convenient medical use of botulinum toxin.Type: ApplicationFiled: November 20, 2019Publication date: April 23, 2020Applicants: Hugel Inc., Small Lab Co., Ltd.Inventors: Kyeong Yeop MOON, Chang Jin LEE, Dae Gun KIM, Dong Hoon OH, Do Hyun KANG, Woo Ran LEE, Jeong Gyu LEE, Jun Jin YOON, Juhyung SHIN
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Patent number: 10525111Abstract: The present invention relates to microstructure formulation techniques for botulinum toxin. The microstructure formulation techniques for botulinum toxin according to the present invention make it possible to precisely control the concentration of botulinum toxin and to alleviate the pain occurring when botulinum toxin is administered into the human body, and also enable botulinum toxin to be accurately administered to a desired position. Thus, the present invention is expected to greatly contribute to the safe and convenient medical use of botulinum toxin.Type: GrantFiled: October 12, 2017Date of Patent: January 7, 2020Assignees: Hugel, Inc., Small Lab Co., Ltd.Inventors: Kyeong Yeop Moon, Chang Jin Lee, Dae Gun Kim, Dong Hoon Oh, Do Hyun Kang, Woo Ran Lee, Jeong Gyu Lee, Jun Jin Yoon
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Patent number: 10376615Abstract: Provided are micro-needles and a micro-needle patch for transdermal delivery of a pharmaceutical, medical, or cosmetic substance. The micro-needle may include a biocompatible matrix having a micro-needle-like shape; and porous particles provided at at least a portion of a surface or the interior of the biocompatible matrix.Type: GrantFiled: November 10, 2015Date of Patent: August 13, 2019Assignee: SMALL LAB Co., LtdInventors: Jeong Gyu Lee, Chang Hyeon Kim
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Publication number: 20190111119Abstract: The present invention relates to microstructure formulation techniques for botulinum toxin. The microstructure formulation techniques for botulinum toxin according to the present invention make it possible to precisely control the concentration of botulinum toxin and to alleviate the pain occurring when botulinum toxin is administered into the human body, and also enable botulinum toxin to be accurately administered to a desired position. Thus, the present invention is expected to greatly contribute to the safe and convenient medical use of botulinum toxin.Type: ApplicationFiled: October 12, 2017Publication date: April 18, 2019Inventors: Kyeong Yeop Moon, Chang Jin Lee, Dae Gun Kim, Dong Hoon Oh, Do Hyun Kang, Woo Ran Lee, Jeong Gyu Lee, Jun Jin Yoon
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Publication number: 20160129164Abstract: Provided are micro-needles and a micro-needle patch for transdermal delivery of a pharmaceutical, medical, or cosmetic substance. The micro-needle may include a biocompatible matrix having a micro-needle-like shape; and porous particles provided at at least a portion of a surface or the interior of the biocompatible matrix.Type: ApplicationFiled: November 10, 2015Publication date: May 12, 2016Inventors: Jeong Gyu Lee, Chang Hyeon Kim