Patents by Inventor Tae-Ho Kwon
Tae-Ho Kwon 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: 20240120584Abstract: A secondary battery includes: a can having an accommodation space therein; an electrode assembly accommodated in the accommodation space in the can; and a cap assembly sealed with the can. The can has a beading part recessed into a side wall of the can at a region below where the cap assembly is accommodated, and the beading part has an acute angle with respect to the side wall of the can.Type: ApplicationFiled: October 11, 2023Publication date: April 11, 2024Inventors: Jun Ho YANG, Woo Hyuk CHOI, Tae Yoon LEE, Jun Hwan KWON, Joung Ku KIM, Hyun Suk PARK, Dong Sub LEE
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Patent number: 11939422Abstract: A copolymer including a structural unit represented by Chemical Formula 1 wherein the copolymer is capable of improving luminous efficiency and durability, particularly, an improvement in luminescence life-span, of an electroluminescence device, particularly a quantum dot electroluminescence device.Type: GrantFiled: December 7, 2021Date of Patent: March 26, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Masashi Tsuji, Fumiaki Kato, Naotoshi Suganuma, Takahiro Fujiyama, Yusaku Konishi, Dae Young Chung, Ha Il Kwon, Soonmin Cha, Tae Ho Kim
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Patent number: 11913098Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.Type: GrantFiled: March 22, 2021Date of Patent: February 27, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation FoundationInventors: Kyung Sik Choi, Hoo Dam Lee, Tae Gyu Lee, Byung Ho Min, Young Jun Kwon, Keun Won Lee, Yoon Jung Won, Ki Sub Cho
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Patent number: 11656287Abstract: A battery defect screening device including a battery fixer for fixing a battery, a discharger, a charger, a voltmeter for measuring an initial voltage value, a first voltage value, and a second voltage value, and a defect screener for determining the battery to be normal when a first voltage change value, which is obtained by subtracting the first voltage value from the initial voltage value, is less than a first reference value, to have a hard short due to the foreign material when the first voltage change value is greater than the first reference value, to be normal when a second voltage change value, which is obtained by subtracting the second voltage value from the initial voltage value, is less than a second reference value, and to have a soft short due to the foreign material when the second voltage change value is greater than the second reference value.Type: GrantFiled: August 9, 2021Date of Patent: May 23, 2023Assignee: Samsung SDI Co., Ltd.Inventors: Se Hwan Moon, Joo Young Go, Tae Ho Kwon, Jae Kyung Kim, Hyung Sik Kim, Jae Seung Shin, Jeong Won Oh, Man Sang Yoon, Hyung Chun Lee, Kyong Min Jin
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Publication number: 20220137150Abstract: A battery defect screening device including a battery fixer for fixing a battery, a discharger, a charger, a voltmeter for measuring an initial voltage value, a first voltage value, and a second voltage value, and a defect screener for determining the battery to be normal when a first voltage change value, which is obtained by subtracting the first voltage value from the initial voltage value, is less than a first reference value, to have a hard short due to the foreign material when the first voltage change value is greater than the first reference value, to be normal when a second voltage change value, which is obtained by subtracting the second voltage value from the initial voltage value, is less than a second reference value, and to have a soft short due to the foreign material when the second voltage change value is greater than the second reference value.Type: ApplicationFiled: August 9, 2021Publication date: May 5, 2022Inventors: Se Hwan MOON, Joo Young GO, Tae Ho KWON, Jae Kyung KIM, Hyung Sik KIM, Jae Seung SHIN, Jeong Won OH, Man Sang YOON, Hyung Chun LEE, Kyong Min JIN
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Patent number: 11316161Abstract: The present invention relates to a lithium secondary battery, comprising: a negative electrode comprising a negative electrode active material layer comprising a soft carbon negative electrode active material and a byproduct having an average particle size (D50) of 10 to 70 nm; a positive electrode comprising a positive electrode active material; and an electrolyte.Type: GrantFiled: April 4, 2017Date of Patent: April 26, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Ho Kwon, Jinman Jeoung
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Publication number: 20200036007Abstract: The present invention relates to a lithium secondary battery, comprising: a negative electrode comprising a negative electrode active material layer comprising a soft carbon negative electrode active material and a byproduct having an average particle size (D50) of 10 to 70 nm; a positive electrode comprising a positive electrode active material; and an electrolyte.Type: ApplicationFiled: April 4, 2017Publication date: January 30, 2020Inventors: Tae-Ho KWON, Jinman JEOUNG
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Patent number: 10085081Abstract: The present disclosure relates to electronic devices and methods for controlling power supplied to earphones. According to an embodiment of the present disclosure, a method for controlling power by an electronic device may comprise applying a power to an earphone corresponding to sensing a coupling of the earphone, adjusting the power applied to the earphone corresponding to sensing an input through a button of an earphone, and applying the adjusted power.Type: GrantFiled: March 18, 2016Date of Patent: September 25, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-Taek Woo, Jung-Je Park, Tae-Ho Kwon, Byoung-Kug Kim, Deuk-Kyu Oh, Yong-Gil Han
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Patent number: 9887394Abstract: A rechargeable battery including an electrode assembly including a first electrode and a second electrode; electrode terminals electrically coupled to the electrode assembly; a case in which the electrode assembly is placed; a cap plate in an opening of the case to seal the case, the cap plate including a vent hole; and a fluorescent coating between the cap plate and the opening of the case.Type: GrantFiled: August 27, 2015Date of Patent: February 6, 2018Assignee: SAMSUNG SDI CO., LTD.Inventors: Tae-Ho Kwon, Tae-Hyun Hwang
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Publication number: 20160277827Abstract: The present disclosure relates to electronic devices and methods for controlling power supplied to earphones. According to an embodiment of the present disclosure, a method for controlling power by an electronic device may comprise applying a power to an earphone corresponding to sensing a coupling of the earphone, adjusting the power applied to the earphone corresponding to sensing an input through a button of an earphone, and applying the adjusted power.Type: ApplicationFiled: March 18, 2016Publication date: September 22, 2016Inventors: Kwang-Taek WOO, Jung-Je PARK, Tae-Ho KWON, Byoung-Kug KIM, Deuk-Kyu OH, Yong-Gil HAN
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Publication number: 20160261010Abstract: A rechargeable battery including an electrode assembly including a first electrode and a second electrode; electrode terminals electrically coupled to the electrode assembly; a case in which the electrode assembly is placed; a cap plate in an opening of the case to seal the case, the cap plate including a vent hole; and a fluorescent coating between the cap plate and the opening of the case.Type: ApplicationFiled: August 27, 2015Publication date: September 8, 2016Inventors: Tae-Ho KWON, Tae-Hyun HWANG
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Publication number: 20150171404Abstract: A battery module is provided in which battery cells are closely connected to each other, thereby improving the performance of the battery module. The battery module includes a plurality of battery cells, a terminal connector and a housing. Each battery cell has a terminal on one surface thereof, and the plurality of battery cells are aligned in one direction. The terminal connector connects adjacent terminals of first and second battery cells. The housing accommodates the plurality of battery cells therein. In the battery module, the terminal includes first and second contact portions formed in parallel and spaced apart from each other, and a first connecting portion connected to one end of the first contact portion and one end of the second contact portion. In the battery module, the terminal connector is forcibly inserted between the first and second contact portions.Type: ApplicationFiled: December 5, 2014Publication date: June 18, 2015Inventor: Tae-Ho Kwon
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Publication number: 20150171400Abstract: A battery module including a plurality of battery cells each including a terminal portion on one surface thereof, and each having a resistance, the plurality of battery cells being aligned in one direction, and the plurality of battery cells including a battery cell having a first resistance and a battery cell having a second resistance, the second resistance being different from the first resistance, and a busbar that connects terminal portions of the plurality of battery cells. The busbar includes a first busbar and a second busbar, the second busbar having a material or a thickness different from a material of the first busbar. The first busbar is connected to the terminal portion of the battery cell having the first resistance, and the second busbar is connected to the terminal portion of the battery cell having the second resistance.Type: ApplicationFiled: December 2, 2014Publication date: June 18, 2015Inventors: Jeong-Min SHIN, Seok-Gyun WOO, Tae-Ho KWON
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Patent number: 9005836Abstract: A solid oxide fuel cell (SOFC) stack is disclosed. The SOFC may include an oxidizing agent flow path fluidly connecting a first oxidizing agent chamber and a second oxidizing agent chamber. The first oxidizing agent chamber may include an oxidizing agent supply pipe through which an oxidizing agent is flowed from an outside thereof. The second oxidizing agent chamber may perform a reduction reaction on the oxidizing agent received from the first oxidizing agent chamber. In operation, a fluid flows between the first and second oxidizing agent chambers, and may be provided to an outside of the second oxidizing agent chamber. Further, the structure of the flow path may allow heat to be conducted from the second oxidizing agent chamber.Type: GrantFiled: July 13, 2012Date of Patent: April 14, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Jun Kong, Duk Hyoung Yoon, Tae-Ho Kwon
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Patent number: 8986904Abstract: A solid oxide fuel cell and a manufacturing method thereof includes a unit cell and a cell coupling member. The unit cell includes a first electrode layer, an electrolyte layer surrounding an outer peripheral surface of the first electrode layer, and a second electrode layer surrounding the electrolyte layer so that one end portion of the electrolyte layer is exposed. The cell coupling member is coupled to the unit cell and includes a coupling member. A sealing member including at least two layers having different porosities is coated on at least one portion of the coupling member to seal the unit cell and the cell coupling member.Type: GrantFiled: September 7, 2012Date of Patent: March 24, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Young-Sun Kwon, Sang-Jun Kong, Hyun Soh, Kwang-Jin Park, Gyu-Jong Bae, Duk-Hyoung Yoon, Tae-Ho Kwon
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Publication number: 20150079428Abstract: A battery module including a plurality of battery cells aligned in one direction, the plurality of battery cells each having a vent on a top surface thereof; and at least one vent cover covering the vent and covering side surfaces of the plurality of battery cells, wherein one vent cover covers outer side surfaces of outermost battery cells among the aligned plurality of battery cells, or a plurality of vent covers cover side surfaces of a battery cell of the plurality of battery cells.Type: ApplicationFiled: May 27, 2014Publication date: March 19, 2015Applicant: Samsung SDI Co., Ltd.Inventor: Tae-Ho KWON
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Patent number: 8951691Abstract: A solid oxide fuel cell stack is disclosed. In one aspect, the solid oxide fuel cell stack includes unit cells, an external collector, a first stack collecting member, a cap, and a suspension member. The external collector contacts an outer periphery of each of the unit cells and electrically connects the unit cells to each other. The first stack collecting member is positioned to collect current from a distal unit cell. A cap is provided in one end of the distal unit cell. The suspension member has one side thereof suspended from the cap and the other side fixed to the first stack collecting member to distribute weight of the first stack collecting member. Structural stability of a stack collector may be maintained even at oxidizing atmosphere of high temperature when driving the fuel cell stack.Type: GrantFiled: August 7, 2012Date of Patent: February 10, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Gyu-Jong Bae, Sang-Jun Kong, Hyun Soh, Tae-Ho Kwon, Kwang-Jin Park, Duk-Hyoung Yoon, Young-Sun Kwon
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Publication number: 20150020238Abstract: The present invention provides a synthetic gene encoding the human enterokinase light chain protein, a recombinant vector comprising the synthetic gene encoding the protein, a plant cell transformed with the recombinant vector, a method for producing the human enterokinase light chain protein in a plant by using the recombinant vector, a method for producing a plant producing the human enterokinase light chain protein by transforming a plant cell with the recombinant vector, a plant producing the human enterokinase light chain protein which is produced by the method, and a seed thereof, and a composition for large-scale production of the human enterokinase light chain protein in a plant, in which the composition comprises the synthetic gene encoding the human enterokinase light chain protein.Type: ApplicationFiled: July 19, 2012Publication date: January 15, 2015Applicant: NBM CO., LTD.Inventor: Tae Ho Kwon
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Patent number: 8802322Abstract: An interconnecting-type solid oxide fuel cell is disclosed. The fuel cell includes a unit cell, a first current collecting member, a first insulating member, and a second current collecting member. The unit cell has a first electrode layer, an electrolyte layer, and a second electrode layer sequentially formed from an inside thereof, and has an interconnector configured for electrical connection to the first electrode layer and exposed to an outside thereof in a state in which the interconnector is insulated from the second electrode layer. The first current collecting member is formed on an outside of the interconnector and configured to collect current. The first insulating member is formed on an outside of the first current collecting member. The second current collecting member is wound around an outer circumferential surface of the second electrode layer and an outside of the first insulating member.Type: GrantFiled: August 15, 2012Date of Patent: August 12, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Duk-Hyoung Yoon, Sang-Jun Kong, Tae-Ho Kwon, Kwang-Jin Park, Gyu-Jong Bae, Hyun Soh, Young-Sun Kwon
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Patent number: 8697307Abstract: A solid oxide fuel cell stack includes a cell array in which M interconnector unit solid oxide fuel cells are connected in parallel to form a bundle, and N bundles are connected in series; a first plate-shaped current collecting member connected to a first bundle of the N bundles, the first current collecting member including a first terminal, and a second plate-shaped current collecting member connected to an Nth bundle of the N bundles, the second current collecting member including a second terminal; and a first elastic insulating member adjacent to the first current collecting member, the first insulating member having a first opening, a second elastic insulating member adjacent to the second current collecting member, the second insulating member having another first opening, and the first terminal passes through the first opening and the second terminal portion through the other first opening.Type: GrantFiled: December 16, 2011Date of Patent: April 15, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Kwang-Jin Park, Hyun Soh, Tae-Ho Kwon