Patents by Inventor Byoung-Kook Lee
Byoung-Kook 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: 20240065812Abstract: The present disclosure relates to an implant device in a shape of a natural tooth with a removable tooth root. The implant device includes an implant body having a tooth root hole formed to penetrate therethrough, an integral tooth root formed by being integrally coupled to the implant body, a removable tooth root formed to extend from the implant body while being inserted along the root hole, and a tooth root fixing unit formed to fix the removable tooth root to the implant body.Type: ApplicationFiled: October 7, 2020Publication date: February 29, 2024Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, DENTIUM CO., LTD.Inventors: Hyoun-Ee KIM, Byoung Kook KIM, Pan Gyu KIM, Sung-Mi LEE
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Publication number: 20230231243Abstract: A cylindrical secondary battery may have an insulation layer formed in a region in which the top cap and the first gasket are coupled to each other. The insulation layer may include a ceramic material and a binder. The secondary battery is designed so that, when an external electrical conductive object is electrically connected directly to a positive electrode and a negative electrode of the secondary battery, an electrode tab of the secondary battery is broken as quickly as possible.Type: ApplicationFiled: March 21, 2023Publication date: July 20, 2023Applicant: LG Energy Solution, Ltd.Inventors: Do Gyun Kim, Sang Suk Jung, Byoung Kook Lee, Byoung Gu Lee, Chan Bae Kim
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Publication number: 20220093998Abstract: The present invention relates to a secondary battery, in which a sealing property is improved, and a method for manufacturing the same. The secondary battery includes: a can member having an opening; a top cap assembly sealing the opening; a gasket insulating the opening from the top cap assembly; and a hot melt applied to a surface of the gasket, wherein the hot melt has fluidity and viscosity at a predetermined temperature or more and is hardened at a temperature less than the predetermined temperature.Type: ApplicationFiled: December 7, 2021Publication date: March 24, 2022Applicant: LG Chem, Ltd.Inventors: Do Gyun Kim, Sang Suk Jung, Byoung Kook Lee, Hang Soo Shin, Geon Woo Min, Byoung Gu Lee, Chan Bae Kim
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Patent number: 11063318Abstract: A cylindrical battery cell includes a jelly-roll type electrode assembly, configured to have a structure in which a positive electrode and a negative electrode are wound in a state in which a separator is disposed between the positive electrode and the negative electrode; a cylindrical battery case having no beading part; a cap assembly located at the open upper end of the cylindrical battery case, the cap assembly including a safety vent configured to rupture in order to exhaust gas when pressure in the battery case increases; a gasket mounted so as to surround the outer circumference of the safety vent in order to maintain insulation between the cap assembly and the cylindrical battery case; and a washer for fixing the cap assembly to the cylindrical battery case, the washer coupled to an upper surface of an outer circumferential portion of the open upper end of the cylindrical battery case.Type: GrantFiled: September 13, 2018Date of Patent: July 13, 2021Inventors: Hang Soo Shin, Do Gyun Kim, Sang Sok Jung, Byoung Kook Lee, Byoung Gu Lee, Geon Woo Min, Chan Bae Kim
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Publication number: 20210083236Abstract: A cylindrical secondary battery may have an insulation layer formed in a region in which the top cap and the first gasket are coupled to each other. The insulation layer may include a ceramic material and a binder. The secondary battery is designed so that, when an external electrical conductive object is electrically connected directly to a positive electrode and a negative electrode of the secondary battery, an electrode tab of the secondary battery is broken as quickly as possible.Type: ApplicationFiled: March 7, 2019Publication date: March 18, 2021Applicant: LG Chem, Ltd.Inventors: Do Gyun Kim, Sang Suk Jung, Byoung Kook Lee, Byoung Gu Lee, Chan Bae Kim
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Publication number: 20200295318Abstract: The present invention relates to a secondary battery, in which a sealing property is improved, and a method for manufacturing the same. The secondary battery includes: a can member having an opening; a top cap assembly sealing the opening; a gasket insulating the opening from the top cap assembly; and a hot melt applied to a surface of the gasket, wherein the hot melt has fluidity and viscosity at a predetermined temperature or more and is hardened at a temperature less than the predetermined temperature.Type: ApplicationFiled: March 23, 2018Publication date: September 17, 2020Applicant: LG Chem, Ltd.Inventors: Do Gyun Kim, Sang Suk Jung, Byoung Kook Lee, Hang Soo Shin, Geon Woo Min, Byoung Gu Lee, Chan Bae Kim
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Patent number: 10615381Abstract: The present invention relates to a cap assembly for a secondary battery mounted on an opening of a can. The cap assembly comprises: a top cap; a safety element disposed on a lower portion of the top cap; a safety vent disposed on a lower portion of the safety element; and a gasket surrounding edges of the top cap, the safety element, and the safety vent and mounted on the opening of the can, wherein an impact absorption part absorbing an impact from the gasket is disposed between an inner wall of the gasket and an outer circumferential surface of the safety vent.Type: GrantFiled: June 27, 2016Date of Patent: April 7, 2020Assignee: LG Chem, Ltd.Inventors: Byoung Kook Lee, Hang Soo Shin, Do Gyun Kim, Je Jun Lee, Jun Tak Kim, Byoung Gu Lee, Sang Suk Jung
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Patent number: 10535859Abstract: Disclosed herein is a pouch-shaped secondary battery including a micro-perforated electrode lead having adhesive properties that is capable of enabling a short circuit to occur in the pouch-shaped secondary battery using the adhesive properties of the micro-perforated electrode lead with respect to a pouch-shaped battery case in order to secure the safety of the pouch-shaped secondary battery when the pouch-shaped secondary battery swells due to gas generated in the pouch-shaped secondary battery while the pouch-shaped secondary battery is in an abnormal state or when the pouch-shaped secondary battery is overcharged. Current is prevented from flowing in the pouch-shaped secondary battery when the pouch-shaped secondary battery is overcharged or when the pouch-shaped secondary battery is in an abnormal state.Type: GrantFiled: April 9, 2018Date of Patent: January 14, 2020Assignee: LG Chem, Ltd.Inventors: Do Gyun Kim, Sang Sok Jung, Byoung Kook Lee, Byoung Gu Lee, Hang Soo Shin, Geon Woo Min, Chan Bae Kim
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Publication number: 20200013998Abstract: Disclosed herein are an insulation member, a method of manufacturing the insulation member, and a method of manufacturing a cylindrical battery including the insulation member, and more particularly an insulation member including an insulation plate substrate configured as a reticular structure formed by glass fiber strands and a binder applied to the insulation plate substrate, a method of manufacturing the insulation member, and a method of manufacturing a cylindrical battery including the insulation member.Type: ApplicationFiled: April 24, 2018Publication date: January 9, 2020Applicant: LG Chem, Ltd.Inventors: Hang Soo Shin, Do Gyun Kim, Sang Sok Jung, Byoung Kook Lee, Byoung Gu Lee, Chan Bae Kim
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Publication number: 20190386270Abstract: Disclosed herein is a cylindrical battery using an anti-corrosive gasket including a volatile corrosion inhibitor and a base resin. Consequently, the cylindrical battery achieves remarkable anti-corrosion effects under high-temperature and high-humidity conditions. This effect cannot be achieved by various conventional anti-corrosion technologies, such as those of a conventional anti-corrosive washer and a conventional anti-corrosive tube, in the field of cylindrical batteries.Type: ApplicationFiled: May 23, 2018Publication date: December 19, 2019Applicant: LG Chem, Ltd.Inventors: Byoung Gu Lee, Sang Sok Jung, Do Gyun Kim, Byoung Kook Lee, Hang Soo Shin, Chan Bae Kim
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Publication number: 20190386272Abstract: A cylindrical battery cell includes a jelly-roll type electrode assembly, configured to have a structure in which a positive electrode and a negative electrode are wound in a state in which a separator is disposed between the positive electrode and the negative electrode; a cylindrical battery case having no beading part; a cap assembly located at the open upper end of the cylindrical battery case, the cap assembly including a safety vent configured to rupture in order to exhaust gas when pressure in the battery case increases; a gasket mounted so as to surround the outer circumference of the safety vent in order to maintain insulation between the cap assembly and the cylindrical battery case; and a washer for fixing the cap assembly to the cylindrical battery case, the washer coupled to an upper surface of an outer circumferential portion of the open upper end of the cylindrical battery case.Type: ApplicationFiled: September 13, 2018Publication date: December 19, 2019Applicant: LG Chem, Ltd.Inventors: Hang Soo Shin, Do Gyun Kim, Sang Sok Jung, Byoung Kook Lee, Byoung Gu Lee, Geon Woo Min, Chan Bae Kim
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Patent number: 10490792Abstract: The present disclosure relates to a cap assembly for a secondary battery and a secondary battery including the same. Specifically, a CID filter is fixed in the cap assembly such that, even when a gas is discharged due to the rupture of a safety vent, the CID short-circuit pressure is not affected.Type: GrantFiled: June 7, 2016Date of Patent: November 26, 2019Assignee: LG Chem, Ltd.Inventors: Byoung-Kook Lee, Je-Jun Lee, Do-Gyun Kim, Sang-Sok Jung
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Publication number: 20180309112Abstract: Disclosed herein is a pouch-shaped secondary battery including a micro-perforated electrode lead having adhesive properties that is capable of enabling a short circuit to occur in the pouch-shaped secondary battery using the adhesive properties of the micro-perforated electrode lead with respect to a pouch-shaped battery case in order to secure the safety of the pouch-shaped secondary battery when the pouch-shaped secondary battery swells due to gas generated in the pouch-shaped secondary battery while the pouch-shaped secondary battery is in an abnormal state or when the pouch-shaped secondary battery is overcharged. Current is prevented from flowing in the pouch-shaped secondary battery when the pouch-shaped secondary battery is overcharged or when the pouch-shaped secondary battery is in an abnormal state.Type: ApplicationFiled: April 9, 2018Publication date: October 25, 2018Applicant: LG CHEM, LTD.Inventors: Do Gyun KIM, Sang Sok JUNG, Byoung Kook LEE, Byoung Gu LEE, Hang Soo SHIN, Geon Woo MIN, Chan Bae KIM
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Publication number: 20180233713Abstract: A cylindrical battery cell is provided. The cylindrical battery cell configured to have a structure in which a wound type electrode assembly having a positive electrode/separator/negative electrode structure is mounted in a cylindrical can. The cylindrical battery cell includes an inorganic coating portion for accelerating dissipation of heat from the cylindrical can, the inorganic coating portion being provided on at least a part of the outer surface of the cylindrical can.Type: ApplicationFiled: February 13, 2018Publication date: August 16, 2018Applicant: LG CHEM, LTD.Inventors: Byoung Gu LEE, Do Gyun KIM, Jun Tak KIM, Hang Soo SHIN, Byoung Kook LEE, Sang Sok JUNG
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Publication number: 20180159100Abstract: The present disclosure relates to a cap assembly for a secondary battery and a secondary battery including the same. Specifically, a CID filter is fixed in the cap assembly such that, even when a gas is discharged due to the rupture of a safety vent, the CID short-circuit pressure is not affected.Type: ApplicationFiled: June 7, 2016Publication date: June 7, 2018Applicant: LG Chem, Ltd.Inventors: Byoung-Kook Lee, Je-Jun Lee, Do-Gyun Kim, Sang-Sok Jung
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Publication number: 20180062122Abstract: The present invention relates to a cap assembly for a secondary battery mounted on an opening of a can. The cap assembly comprises: a top cap; a safety element disposed on a lower portion of the top cap; a safety vent disposed on a lower portion of the safety element; and a gasket surrounding edges of the top cap, the safety element, and the safety vent and mounted on the opening of the can, wherein an impact absorption part absorbing an impact from the gasket is disposed between an inner wall of the gasket and an outer circumferential surface of the safety vent.Type: ApplicationFiled: June 27, 2016Publication date: March 1, 2018Applicant: LG Chem, Ltd.Inventors: Byoung Kook Lee, Hang Soo Shin, Do Gyun Kim, Je Jun Lee, Jun Tak Kim, Byoung Gu Lee, Sang Suk Jung
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Patent number: 8578503Abstract: Provided are a portable storage device and a method of managing a resource of the portable storage device. The method includes converting a first DRM application into a ready status from an idle status if task processing of the first DRM application is required, and converting the first DRM application into a pending status and a second DRM application into the ready status from the idle status if task processing of the second DRM application is required.Type: GrantFiled: August 15, 2008Date of Patent: November 5, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-Soo Kim, Seon-Taek Kim, Byung-Gook Kim, Byoung-Kook Lee, Chan-Ik Park
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Patent number: 8010736Abstract: A method for reducing a memory map table search time when employing a semiconductor memory device as a temporary memory of large capacity storage device, and a semiconductor memory device therefore, are provided. A MAP RAM is prepared for storing map table data related to the nonvolatile memory area in the volatile memory area. At an initial power-up operation, it is determined whether a logical address is searched for from the map table data while the map table data existing in a map storage area of the nonvolatile memory area is loaded into the MAP RAM. A physical address corresponding to the logical address is provided as an output, when the logical address is searched for. Search time for a memory map table is reduced and read performance in a high speed map information search is increased.Type: GrantFiled: February 12, 2008Date of Patent: August 30, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Chan-Ik Park, Jin-Wook Lee, Byoung-Kook Lee
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Patent number: 7991944Abstract: A system and method for searching a mapping table of a flash memory is provided. The system includes at least one random access memory for storing the mapping table retrieved from the flash memory and at least one search engine for searching for data from the mapping table stored in the at least one random access memory using dedicated hardware. Thus, the search efficiency for the mapping table and system performance may be increased.Type: GrantFiled: February 6, 2008Date of Patent: August 2, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Byoung-Kook Lee, Jeong-Woo Lee
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Publication number: 20090164709Abstract: Methods of managing a secure area in a secure storage device include conducting an authentication process between a host and the secure storage device while modifying a size of the secure area, backing up secure data to the host from the secure area after completing the authentication process, updating management information to modify a size of the secure area, and storing the secure data, which has been backed up to the host, into the secure area that is modified in size. Related storage devices are also disclosed.Type: ApplicationFiled: December 4, 2008Publication date: June 25, 2009Inventors: Byoung-Kook Lee, Ji-Soo Kim, Seon-Taek Kim, Won-Hee Cho