Patents by Inventor SEUNG IN NA

SEUNG IN NA 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).

  • Publication number: 20240179197
    Abstract: A contents sharing network is provided. An operating method of a control device includes determining a current state of possible states in a contents sharing process over a network; and displaying an icon indicating the current state among a plurality of predefined icons. The states are defined as a combination of at least one item of network connection, device discovery, a type of the discovered device, the number of the discovered devices, and existence of an available additional service.
    Type: Application
    Filed: February 5, 2024
    Publication date: May 30, 2024
    Inventors: Sang-Tae NA, Jin-Wook LEE, Young-Ki KIM, Chul-Seung KIM
  • Patent number: 11962208
    Abstract: Proposed is an air gap adjustment apparatus. The apparatus is for enabling an air gap between the inner surface of a stator and the outer surface of a rotor, which are installed in an inner space of a housing, to be uniform overall. A plurality of fastening holes are formed so as to surround a shaft through hole of an end plate constituting the housing. A fastener, which has passed through a bearing housing of a bearing, is fastened to each fastening hole so as to mount the bearing to the end plate. An adjusting member body of an adjusting member, which has passed through the bearing housing, is positioned in an adjusting member seating part which is formed at the entrance of each fastening hole. The adjusting member rotates about the adjusting member body so that a head part may adjust the position of the bearing.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: April 16, 2024
    Assignee: HYOSUNG HEAVY INDUSTRIES CORPORATION
    Inventors: Chul Jun Park, Sang Deok Kim, Seung Ki Kim, Yoon Zong Kim, Kyo Ho Lee, Kwang Jin Kim, Joo Seob Kim, Bit Na Oh
  • Patent number: 11958897
    Abstract: The present invention relates to an anti-VAMP2 antibody that inhibits SNARE complex and uses thereof, and more specifically, the present invention relates to an anti-VAMP2 antibody or antigen-binding fragments thereof comprising heavy and light chain CDRs of a specific sequence. The anti-VAMP2 antibody is expected to be useful for improving or treating skin wrinkles by inhibiting SNARE complex formation.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: April 16, 2024
    Assignee: HAUUL BIO
    Inventors: Hee-Jun Na, Yun-Suk Lee, Je-Ok Yoo, Kwang-Soon Lee, Kang Seung Lee, Seung Je Min
  • Publication number: 20240079413
    Abstract: A complementary thin film transistor (TFT) includes a substrate and a first TFT and a second TFT disposed on the substrate, wherein a first conductive semiconductor layer of the first TFT and a second gate electrode layer of the second TFT are disposed in the same layer and include the same material.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 7, 2024
    Inventors: Himchan OH, Jong-Heon YANG, Ji Hun CHOI, Seung Youl KANG, Yong Hae KIM, Jeho NA, Jaehyun MOON, Chan Woo PARK, Sung Haeng CHO, Jae-Eun PI, Chi-Sun HWANG
  • Patent number: 11915859
    Abstract: Disclosed is a core for a current transformer, which forms an upper core in a round shape, and is disposed at a position lower than the center of a power line having both ends of the upper core received, thereby minimizing the stress of a magnetic path, and increases the permeability, thereby enhancing the magnetic induction efficiency. The disclosed core for the current transformer includes an upper core curved in a semi-circular shape to have a receiving groove formed therein, and having both ends extended downwards to be disposed to be spaced apart from each other and a lower core disposed on the lower portion of the upper core, and having both ends extended upwards to be disposed to face both ends of the upper core.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: February 27, 2024
    Assignee: AMOSENSE CO., LTD
    Inventors: Cheol-Seung Han, Won-San Na, Jin-Pyo Park, Young-Joon Kim, Jae-Jun Ko
  • Publication number: 20230039172
    Abstract: A battery rack effectively prevents the spread of a fire or heat to adjacent battery packs when the fire or thermal runaway occurs in any of a plurality of battery packs. To achieve the above-described object, the battery rack includes a plurality of battery packs; and a rack case having a receiving space with an open structure in which the plurality of battery packs is vertically mounted at intervals and placed in vertical communication with one another, wherein a stopper is provided in the receiving space and disposed between the plurality of battery packs, spaced apart from the plurality of battery packs, and is configured to suppress volume expansion of the battery pack when the volume of the battery pack expands.
    Type: Application
    Filed: March 3, 2021
    Publication date: February 9, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Seung NA, Sang-Jun PARK, Dal-Mo KANG, Gyu-Jong BAE, Yong-Seok CHOI
  • Publication number: 20220263161
    Abstract: A battery module includes a plurality of battery cells assemblies, each having a plurality of battery cells stacked on each other; and at least one cooling unit provided between the plurality of battery cells assemblies and filled with a predetermined coolant therein, the at least one cooling unit having at least one membrane member provided at one end thereof to be opened or closed according to a change of an internal pressure thereof.
    Type: Application
    Filed: July 2, 2020
    Publication date: August 18, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hun CHA, Jong-Seung NA, Sang-Jun PARK
  • Publication number: 20220077526
    Abstract: A cylindrical secondary battery includes a first gasket and a second gasket having a modified shape to secure hermetic sealability and insulation. The battery includes a cylindrical can for receiving an electrode assembly, a cap assembly located at the upper part of the cylindrical can, a first gasket for covering outer circumferential edges of a top cap and a venting member of the cap assembly, a current interrupt device (CID) located at the lower part of the cap assembly, and a second gasket along the outer circumferential edge of the current interrupt device. An upper end portion of the first gasket covers the upper surface of the outer circumferential edge of the top cap, and includes a recessed portion in its inner surface configured to prevent the first gasket from being brought into tight contact with the upper surface of the outer circumferential edge of the top cap.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 10, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Min Hee Park, Se Won Kim, Hun Cha, Jong Seung Na, Sang Woo Kim, Sang Jun Park
  • Patent number: 10458943
    Abstract: An ionic conductivity measurement device of an electrolytic membrane includes a humidification chamber configured to accommodate an ion-conductive electrolytic membrane and having concave grooves respectively formed at both sides thereof which face the electrolytic membrane to form a measurement space for measuring ionic conductivity of the electrolytic membrane; a plurality of channels formed at a bottom surface of each of the concave grooves; a gas distribution unit detachably coupled to each of the concave grooves with the electrolytic membrane being interposed therebetween; and a plurality of electrodes provided in contact with one side of the electrolytic membrane and supported by the gas distribution unit, the plurality of electrodes being disposed side by side to measure an impedance of the electrolytic membrane.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: October 29, 2019
    Assignee: Korea Institute of Science and Technology
    Inventors: So Young Lee, Hyoung-Juhn Kim, Young Seung Na, Jin Young Kim, Sung Jong Yoo, Jong Hyun Jang, Jonghee Han, Suk Woo Nam
  • Patent number: 10404270
    Abstract: A semiconductor device includes; a loop filter that receives a differential analog signal and generates a residue signal indicating an error between an analog input signal and an feedback signal, a first ADC that receives the residue signal and generates a first digital representation, a second ADC that receives the analog input signal and generates a second digital representation corresponding to the analog input signal, and a digital to analog converter (DAC) that receives a sum of the first digital representation and the second digital representation and generates the analog feedback signal. At least the first ADC is a multi-bit Successive Approximation Register ADC.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: September 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung In Na, Da Som Park
  • Publication number: 20190199367
    Abstract: A semiconductor device includes; a loop filter that receives a differential analog signal and generates a residue signal indicating an error between an analog input signal and an feedback signal, a first ADC that receives the residue signal and generates a first digital representation, a second ADC that receives the analog input signal and generates a second digital representation corresponding to the analog input signal, and a digital to analog converter (DAC) that receives a sum of the first digital representation and the second digital representation and generates the analog feedback signal. At least the first ADC is a multi-bit Successive Approximation Register ADC.
    Type: Application
    Filed: June 21, 2018
    Publication date: June 27, 2019
    Inventors: SEUNG IN NA, DA SOM PARK
  • Publication number: 20180202970
    Abstract: An ionic conductivity measurement device of an electrolytic membrane includes a humidification chamber configured to accommodate an ion-conductive electrolytic membrane and having concave grooves respectively formed at both sides thereof which face the electrolytic membrane to form a measurement space for measuring ionic conductivity of the electrolytic membrane; a plurality of channels formed at a bottom surface of each of the concave grooves; a gas distribution unit detachably coupled to each of the concave grooves with the electrolytic membrane being interposed therebetween; and a plurality of electrodes provided in contact with one side of the electrolytic membrane and supported by the gas distribution unit, the plurality of electrodes being disposed side by side to measure an impedance of the electrolytic membrane.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 19, 2018
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: So Young LEE, Hyoung-Juhn Kim, Young Seung Na, Jin Young Kim, Sung Jong Yoo, Jong Hyun Jang, Jonghee Han, Suk Woo Nam
  • Patent number: 9593883
    Abstract: Liquid carbon dioxide separated from sour gas is expanded by throttling decompression and is gas-liquid separated at a low temperature so as to be supplied for shipping or the improvement of petroleum recovery. Methane generated from a stranded gas well is allowed to pass as a coolant through liquid carbon dioxide separated and discharged from sour gas generated from the stranded gas well so as to cool liquid carbon dioxide. Disclosed is a module for treating carbon dioxide, and a treatment method thereof for supplying liquid carbon dioxide at a proper temperature and state conditions when there is a need for liquid carbon dioxide of very low temperature for the storage or collection of carbon dioxide, the improvement of petroleum recovery, or the like by cooling carbon dioxide using a material separated from sour gas of a stranded gas well as a coolant.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: March 14, 2017
    Assignee: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.
    Inventors: Byeong Yong Yoo, Sung Bae Kim, Il Guk Woo, Yeong Tae Oh, Hee Seung Na
  • Patent number: 9240959
    Abstract: Disclosed are a method of packet classification and a device thereof. A method for packet classification according to one embodiment of the present invention comprises the steps of: partitioning the entire rule set by using key values corresponding to packet fields, into a plurality of rule subsets; generating recursive flow classification (RFC) tables for each of the plurality of partitioned rule subsets; loading, in the same cache line, both partition information and RFC table information commonly corresponding to key values of received packets; searching for a rule subset by using the partition information on the key values of the received packets, which are loaded in the cache line; and searching for an RFC table for a rule by using the RFC table information on the key values of the received packets, which are loaded in the cache line.
    Type: Grant
    Filed: April 10, 2014
    Date of Patent: January 19, 2016
    Assignees: Ajou University Industry-Academic Cooperation Foundation, Secui Corporation
    Inventors: Woo Guil Park, Young June Choi, June Seung Na, Jeong Ae Lee, Je Bum Kyung
  • Publication number: 20140360226
    Abstract: Liquid carbon dioxide separated from sour gas is expanded by throttling decompression and is gas-liquid separated at a low temperature so as to be supplied for shipping or the improvement of petroleum recovery. Methane generated from a stranded gas well is allowed to pass as a coolant through liquid carbon dioxide separated and discharged from sour gas generated from the stranded gas well so as to cool liquid carbon dioxide. Disclosed is a module for treating carbon dioxide, and a treatment method thereof for supplying liquid carbon dioxide at a proper temperature and state conditions when there is a need for liquid carbon dioxide of very low temperature for the storage or collection of carbon dioxide, the improvement of petroleum recovery, or the like by cooling carbon dioxide using a material separated from sour gas of a stranded gas well as a coolant.
    Type: Application
    Filed: August 22, 2012
    Publication date: December 11, 2014
    Applicant: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.
    Inventors: Byeong Yong Yoo, Sung Bae Kim, Il Guk Woo, Yeong Tae Oh, Hee Seung Na
  • Patent number: 8887772
    Abstract: Disclosed herein is a fuel injection apparatus for injecting fuel into a fuel cartridge. The fuel injection apparatus may include, for example, a container for fuel storage, a fuel supply pipe in fluid communication with the container, a first valve installed on the fuel supply pipe, a pump installed on the fuel supply pipe, a pressure gauge installed on the fuel supply pipe, and a bypass pipe fluidly connecting the container with the fuel supply pipe. A second valve may be installed on the bypass pipe. Methods for injecting fuel into a fuel cartridge are also disclosed herein.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: November 18, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Young-Seung Na, Jung-Kurn Park, Hye-Jung Cho
  • Publication number: 20140219283
    Abstract: Disclosed are a method of packet classification and a device thereof. A method for packet classification according to one embodiment of the present invention comprises the steps of: partitioning the entire rule set by using key values corresponding to packet fields, into a plurality of rule subsets; generating recursive flow classification (RFC) tables for each of the plurality of partitioned rule subsets; loading, in the same cache line, both partition information and RFC table information commonly corresponding to key values of received packets; searching for a rule subset by using the partition information on the key values of the received packets, which are loaded in the cache line; and searching for an RFC table for a rule by using the RFC table information on the key values of the received packets, which are loaded in the cache line.
    Type: Application
    Filed: April 10, 2014
    Publication date: August 7, 2014
    Applicants: Ajou University Industry-Academic Cooperation Foundation, SECUI Corporation
    Inventors: Woo Guil Park, Young June Choi, June Seung Na, Jeong Ae Lee, Je Bum Kyung
  • Patent number: 8790843
    Abstract: A fuel cell stack includes a plurality of membrane electrode assemblies (MEAs) and a stamped metal separator. The metal separator is positioned between the membrane electrode assemblies. The separator includes at least one channel on both surfaces of the separator formed by a stamping process. The separator comprises a plurality of holes, each of which form a manifold communicating with each the channels.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: July 29, 2014
    Assignee: Samsung SDI Co., Ltd
    Inventors: Young-Seung Na, Jun-Won Suh, In-Seob Song, Keun-Yong Lee, Sung-Won Jeong, Chan-Gyun Shin
  • Patent number: 8470487
    Abstract: A direct methanol fuel cell (DMFC) system including: a separator receiving a gas-liquid mixture discharged from a stack and separating the mixture to gas and a liquid; a methanol cartridge storing high concentration methanol; and a fuel mixer for methanol dilution. The separator and the fuel mixer are separate structures, each including an agitator for stirring a liquid. The agitators can be on the same rotation axis.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: June 25, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Young-soo Joung, Young-seung Na, Hye-jung Cho
  • Publication number: 20130059216
    Abstract: A fuel cell system is disclosed. The fuel cell system may include a fuel cell stack configured for generating electrical energy by a reaction of an oxidant and a fuel, a recovery unit including a first gas liquid separator configured for separating a by-product discharged by the fuel cell stack into a first gas and a first liquid, a first heat exchanger configured for cooling the first gas supplied by the first gas liquid separator, and a second gas liquid separator configured for separating a by-product supplied by the first heat exchanger into a second gas and a second liquid, and a remover unit fluidly connected to the second gas liquid separator and configured for removing the second gas from the recovery unit.
    Type: Application
    Filed: December 13, 2011
    Publication date: March 7, 2013
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Hyun KIM, Young-Seung NA, Jung-Kurn PARK, Dong-Hyun KIM, Dong-Rak KIM, Jong-Rock CHOI