Patents by Inventor Jong-Kwan Kim
Jong-Kwan 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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Patent number: 11386240Abstract: A data transmission system and method in a physical network separation environment is provided, which includes: a drive device controlling connection switching for one storage medium drive writing or reading a data file on or from a predetermined storage medium; a source-side server executing writing the data file on the storage medium loaded in the storage medium drive, after switching to a connection to the storage medium drive; a clean PC conducting hash value verification and a test for infection of malicious code with respect to the data file that has been written on the storage medium, after switching to a connection to the storage medium drive; and a destination-side server executing reading the tested data file from the storage medium, after switching to a connection to the storage medium drive.Type: GrantFiled: July 4, 2017Date of Patent: July 12, 2022Assignee: KOREA ELECTRIC POWER CORPORATIONInventors: Jong-Kwan Kim, Seung-Youn Lee, Seung-Kwon Yang, Myong-Soo Kim, Dong-Wook Kim
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Patent number: 11266953Abstract: A reverse osmosis filtering module includes: a purified water discharge pipe in which a purified water discharge path is formed, and which has a communication hole that is formed on an outer periphery thereof and communicates with the purified water discharge path; a reverse osmosis filtering part including a reverse osmosis filtering member in which a purified water flow space is formed, and which is wound around the purified water discharge pipe such that the purified water flow space communicates with the communication hole; a first flow channel formation cap provided at one side and having an inlet hole; and a second flow channel formation cap provided at the other side of the reverse osmosis filtering part and having an outlet hole.Type: GrantFiled: October 11, 2018Date of Patent: March 8, 2022Assignees: COWAY CO., LTD., TORAY ADVANCED MATERIALS KOREA INC.Inventors: Sung-Kon Cho, Sung-Han Yun, Hae-Sun Lee, Sun-Yong Lee, Sang-Hyeon Kang, Doo-Won Han, In-Tak Lee, Gi-Lyang Kim, Dong-Gyu Kim, Kang-Jin Kim, Jong-Kwan Kim, Jae-Hoon Moon, Hee-Kyung Lee
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Publication number: 20210200871Abstract: The present invention relates to a data transmission system and method in a physical network separation environment. According to an embodiment of the present invention, the data transmission system includes: a drive device controlling connection switching for one storage medium drive writing or reading a data file on or from a predetermined storage medium; a source-side server executing writing the data file on the storage medium loaded in the storage medium drive, after switching to a connection to the storage medium drive; a clean PC conducting hash value verification and a test for infection of malicious code with respect to the data file that has been written on the storage medium, after switching to a connection to the storage medium drive; and a destination-side server executing reading the tested data file from the storage medium, after switching to a connection to the storage medium drive.Type: ApplicationFiled: July 4, 2017Publication date: July 1, 2021Applicant: Korea Electric Power CorporationInventors: Jong-Kwan Kim, Seung-Youn Lee, Seung-Kwon Yang, Myong-Soo Kim, Dong-Wook Kim
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Publication number: 20200298181Abstract: A reverse osmosis filtering module includes: a purified water discharge pipe in which a purified water discharge path is formed, and which has a communication hole that is formed on an outer periphery thereof and communicates with the purified water discharge path; a reverse osmosis filtering part including a reverse osmosis filtering member in which a purified water flow space is formed, and which is wound around the purified water discharge pipe such that the purified water flow space communicates with the communication hole; a first flow channel formation cap provided at one side and having an inlet hole; and a second flow channel formation cap provided at the other side of the reverse osmosis filtering part and having an outlet hole.Type: ApplicationFiled: October 11, 2018Publication date: September 24, 2020Applicants: COWAY CO., LTD., TORAY ADVANCED MATERIALS KOREA INC.Inventors: Sung-Kon CHO, Sung-Han YUN, Hae-sun LRR, Sun-Yong LEE, Sang-Hyeon KANG, Doo-Won HAM, In-Tak LEE, Gi-Lyang KIM, Dong-Gyu KIM, Kang-Jin KIM, Jong-Kwan KIM, Jae-Hoon MOON, Hee-Kyung LEE
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Patent number: 10394975Abstract: The present invention relates to a device and a method for calculating stability and predicting an error of a power system network, the device comprising: a standard object information reception unit for receiving standard object information provided by a power system network; a connection state stability calculation unit for calculating connection state stability (Sstate) using the standard object information; a connection time stability calculation unit for calculating connection time stability (Stime) using the standard object information; a network connection stability calculation unit for calculating a final network connection stability using the network connection state stability (Sstate) and the connection time stability (Stime); and an error prediction information display unit for displaying error prediction information including at least one of network path information, a network state value, the final network connection stability, the connection state stability (Sstate), and the connection time stabType: GrantFiled: July 24, 2015Date of Patent: August 27, 2019Assignee: Korea Electric Power CorporationInventors: Chung Hyo Kim, Yong Hun Lim, Seong Ho Ju, Kyung Seok Jeon, Jong Kwan Kim, Chang Hwan Sung
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Publication number: 20170361640Abstract: An electric pencil sharpener includes a motor configured to drive a cutter assembly for shaving a pencil, a cutter platform including a bracket configured to removably attach to the cutter assembly in a first direction, and a body cover shaped to cover the cutter platform, wherein the body cover includes an opening that opens toward the first direction and a pencil guide hole that opens toward a second direction. The opening is in communication with a receiving space of the bracket in which the cutter assembly is received, and wherein the cutter assembly is attachable to the bracket through the opening by a user, when the body cover covers the cutter platform.Type: ApplicationFiled: October 27, 2016Publication date: December 21, 2017Inventor: Jong Kwan Kim
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Patent number: 9801382Abstract: The present invention relates to a method for preparing an emulsifiable solid agrochemical composition which contains an inorganic salt and which can be used as an agrochemical emulsion. The preparation method according to the present invention has the advantage that, because there is no need for a step of heating and evaporating a solvent or water, it is possible to use a surfactant or active ingredient that has a low boiling point or breaks down drastically at a high temperature, and, due to the solid-phase form, it is possible to minimise the amount that sticks to a container as there is no need to use a special synthetic resin or glass bottle that entails high packaging costs. Also, a granular emulsifier (EG) or a powdery emulsifier (EP) produced by means of the method according to the present invention can be further diluted in water before use so as to form common emulsion (EC) emulsified particles (0.1 ?m to 100 ?m) to transparent microemulsion particles (0.Type: GrantFiled: June 26, 2013Date of Patent: October 31, 2017Assignee: KYUNG NONG CORPORATIONInventors: Weon Kee Lee, Jong Kwan Kim, Jae Goon Lee, Hyeong Min Kim, In Cheon Hwang
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Publication number: 20170193141Abstract: The present invention relates to a device and a method for calculating stability and predicting an error of a power system network, the device comprising: a standard object information reception unit for receiving standard object information provided by a power system network; a connection state stability calculation unit for calculating connection state stability (Sstate) using the standard object information; a connection time stability calculation unit for calculating connection time stability (Stime) using the standard object information; a network connection stability calculation unit for calculating a final network connection stability using the network connection state stability (Sstate) and the connection time stability (Stime); and an error prediction information display unit for displaying error prediction information including at least one of network path information, a network state value, the final network connection stability, the connection state stability (Sstate), and the connection time stabType: ApplicationFiled: July 24, 2015Publication date: July 6, 2017Inventors: Chung Hyo KIM, Yong Hun LIM, Seong Ho JU, Kyung Seok JEON, Jong Kwan KIM, Chang Hwan SUNG
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Patent number: 9085318Abstract: Disclosed is an electric power steering apparatus. The electric power steering apparatus includes: a torque sensor configured to detect a torque applied to a steering wheel; a current detector configured to measure a current flowing through a driving motor; and an electronic control unit configured to estimate a current flowing through the driving motor depending on the detected torque and compare the estimated current with the measured current to judge a malfunction of the torque sensor or the current detector.Type: GrantFiled: September 12, 2011Date of Patent: July 21, 2015Assignee: MANDO CORPORATIONInventors: Jae Sang Park, Jong Kwan Kim
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Publication number: 20150189886Abstract: The present invention relates to a method for preparing an emulsifiable solid agrochemical composition which contains an inorganic salt and which can be used as an agrochemical emulsion. The preparation method according to the present invention has the advantage that, because there is no need for a step of heating and evaporating a solvent or water, it is possible to use a surfactant or active ingredient that has a low boiling point or breaks down drastically at a high temperature, and, due to the solid-phase form, it is possible to minimise the amount that sticks to a container as there is no need to use a special synthetic resin or glass bottle that entails high packaging costs. Also, a granular emulsifier (EG) or a powdery emulsifier (EP) produced by means of the method according to the present invention can be further diluted in water before use so as to form common emulsion (EC) emulsified particles (0.1 ?m to 100 ?m) to transparent microemulsion particles (0.Type: ApplicationFiled: June 26, 2013Publication date: July 9, 2015Inventors: Weon Kee Lee, Jong Kwan Kim, Jae Goon Lee, Hyeong Min Kim, In Cheon Hwang
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Patent number: 9018233Abstract: The invention relates to diaminoaryl derivatives substituted by carbamate, salts thereof and a pesticidal composition containing the same, which exhibit superior pest control effects against various insect pests of insect species, in particular against moths such as the diamondback moth or Spodoptera litura.Type: GrantFiled: May 7, 2013Date of Patent: April 28, 2015Assignees: Kyung Nong Corporation, Korea Research Institute of Chemical TechnologyInventors: Sung Youn Chang, Jung Nyoung Heo, Hyuk Lee, Hwan Jung Lim, Bum Tae Kim, Joo Kyung Kim, Jong-Kwan Kim
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Publication number: 20150094342Abstract: The invention relates to diaminoaryl derivatives substituted by carbamate, salts thereof and a pesticidal composition containing the same, which exhibit superior pest control effects against various insect pests of insect species, in particular against moths such as the diamondback moth or Spodoptera litura.Type: ApplicationFiled: May 7, 2013Publication date: April 2, 2015Applicants: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, KYUNG NONG CORPORATIONInventors: Sung Youn Chang, Jung Nyoung Heo, Hyuk Lee, Hwan Jung Lim, Bum Tae Kim, Joo Kyung Kim, Jong-Kwan Kim
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Patent number: 8310759Abstract: A diffusing film may have a microlens pattern and an embossed pattern on the surface thereof. The diffusing film includes a light entrance plane for receiving incident light, a light exit plane opposite the light entrance plane, the light exit plane for transmitting light, a plurality of microlenses on a surface of the light exit plane of the diffusing film, microlenses of the plurality of microlenses being spaced apart from one another, and a separation plane between the plurality of microlenses, the separation plane having an embossed pattern on a surface thereof.Type: GrantFiled: March 17, 2011Date of Patent: November 13, 2012Assignee: Cheil Industries, Inc.Inventors: Jin Woo Lee, Gyu Chan Cho, Jong Kwan Kim, Jae Goo Doh
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Publication number: 20120072077Abstract: Disclosed is an electric power steering apparatus. The electric power steering apparatus includes: a torque sensor configured to detect a torque applied to a steering wheel; a current detector configured to measure a current flowing through a driving motor; and an electronic control unit configured to estimate a current flowing through the driving motor depending on the detected torque and compare the estimated current with the measured current to judge a malfunction of the torque sensor or the current detector.Type: ApplicationFiled: September 12, 2011Publication date: March 22, 2012Inventors: Jae Sang Park, Jong Kwan Kim
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Publication number: 20110164321Abstract: A diffusing film may have a microlens pattern and an embossed pattern on the surface thereof. The diffusing film includes a light entrance plane for receiving incident light, a light exit plane opposite the light entrance plane, the light exit plane for transmitting light, a plurality of microlenses on a surface of the light exit plane of the diffusing film, microlenses of the plurality of microlenses being spaced apart from one another, and a separation plane between the plurality of microlenses, the separation plane having an embossed pattern on a surface thereof.Type: ApplicationFiled: March 17, 2011Publication date: July 7, 2011Inventors: Jin Woo LEE, Gyu Chan CHO, Jong Kwan KIM, Jae Gao DOH
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Patent number: 7936517Abstract: A method of extrusion molding a prism film and a prism film manufactured by the same, the method including providing a molten film, simultaneously forming a prism pattern and an embossed pattern on opposite surfaces of the molten film by passing the molten film through a gap between a prism roll and an emboss roll, and cooling the molten film having the prism pattern and the embossed pattern on opposite surfaces thereof.Type: GrantFiled: December 10, 2009Date of Patent: May 3, 2011Assignee: Cheil Industries, Inc.Inventors: Gyu Chan Cho, Jin Woo Lee, Sun Hong Park, Jong Kwan Kim
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Publication number: 20100149648Abstract: A method of extrusion molding a prism film and a prism film manufactured by the same, the method including providing a molten film, simultaneously forming a prism pattern and an embossed pattern on opposite surfaces of the molten film by passing the molten film through a gap between a prism roll and an emboss roll, and cooling the molten film having the prism pattern and the embossed pattern on opposite surfaces thereof.Type: ApplicationFiled: December 10, 2009Publication date: June 17, 2010Inventors: Gyu Chan Cho, Jin Woo Lee, Sun Hong Park, Jong Kwan Kim
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Patent number: 6593631Abstract: A method of fabricating a semiconductor device includes the steps of: forming a well of first conductivity type and well of second conductivity type in a substrate; forming a field oxide layer and gate oxide layer on the substrate; forming first and second polysilicon layers on the field oxide layer and gate oxide layer, the first polysilicon layer being doped with impurities of second conductivity type, the second polysilicon layer being doped with impurities of first conductivity, the first and second polysilicon layers coming into contact with each other; patterning the first and second polysilicon layers to be isolated from each other, to thereby forming first and second gates; and forming a conductive layer between the first and second gates. Accordingly, isolation of N-type and P-type polysilicon layers from each other, and patterning of them for the purpose of forming a gate are carried out using one mask, effectively simplifying the etching process during a gate patterning process.Type: GrantFiled: May 8, 2001Date of Patent: July 15, 2003Assignee: Hynix Semiconductor Inc.Inventors: Chang-Jae Lee, Jong-Kwan Kim
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Patent number: 6387789Abstract: Method for fabricating a semiconductor device, including the steps of (1) forming a gate insulating film, a silicon layer, and an insulating film on a substrate in succession, (2) selectively removing a portion of the insulating film on which a gate electrode is to be formed, (3) forming first sidewalls at sides of the insulating film having the portion removed therefrom, (4) forming silicide on a surface of the exposed silicon, (5) forming a cap insulating film on the silicide and the first sidewalls, (6) removing the insulating film, and (7) using the cap insulating film as a mask in removing the exposed silicon layer, to form the gate electrode.Type: GrantFiled: December 6, 1999Date of Patent: May 14, 2002Assignee: Hyundai Electronics Industries Co., Ltd.Inventor: Jong Kwan Kim
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Publication number: 20010017391Abstract: A method of fabricating a semiconductor device includes the steps of: forming a well of first conductivity type and well of second conductivity type in a substrate; forming a field oxide layer and gate oxide layer on the substrate; forming first and second polysilicon layers on the field oxide layer and gate oxide layer, the first polysilicon layer being doped with impurities of second conductivity type, the second polysilicon layer being doped with impurities of first conductivity, the first and second polysilicon layers coming into contact with each other; patterning the first and second polysilicon layers to be isolated from each other, to thereby forming first and second gates; and forming a conductive layer between the first and second gates. Accordingly, isolation of N-type and P-type polysilicon layers from each other, and patterning of them for the purpose of forming a gate are carried out using one mask, effectively simplifying the etching process during a gate patterning process.Type: ApplicationFiled: May 8, 2001Publication date: August 30, 2001Applicant: Hyundai Electronics Industries Co., Ltd.Inventors: Chang-Jae Lee, Jong-Kwan Kim