Patents by Inventor Woo Jin Kang
Woo Jin Kang 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: 11985865Abstract: A display device according to an embodiment includes: a substrate; a transistor that is disposed on the substrate; a light emitting diode that is disposed on the substrate, and connected to the transistor; and a passivation layer that is disposed between the transistor and the light emitting diode, wherein a surface step of the passivation layer is within a range of and including 1 nm to 30 nm.Type: GrantFiled: May 27, 2021Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventors: Byoung Kwon Choo, Seung Bae Kang, Bong Gu Kang, Tae Joon Kim, Jeong Min Park, Joon-Hwa Bae, Hee Sung Yang, Woo Jin Cho
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Publication number: 20240140873Abstract: The sintered body including silicon oxide and carbon, wherein the sintered body has a D band peak at a wave number of 1,311 cm?1 to 1,371 cm?1 and a G band peak at a wave number of 1,572 cm?1 to 1,632 cm?1 in a Raman spectrum, and wherein the D band peak or the G band peak have a higher intensity than a fifth peak present at a wave number of 1,027 cm?1 to 1,087 cm?1 in the Raman spectrum, is disclosed.Type: ApplicationFiled: September 18, 2023Publication date: May 2, 2024Applicant: SK enpulse Co., Ltd.Inventors: Kyung yeol MIN, Yongsoo CHOI, SungSic HWANG, Na Hyun NAM, Kyung In KIM, Jung Kun KANG, Woo Jin LEE
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Publication number: 20240112949Abstract: A semiconductor device including a first interlayer insulating film; a conductive pattern in the first interlayer insulating film; a resistance pattern on the conductive pattern; an upper etching stopper film spaced apart from the resistance pattern, extending in parallel with a top surface of the resistance pattern, and including a first metal; a lower etching stopper film on the conductive pattern, extending in parallel with a top surface of the first interlayer insulating film, and including a second metal; and a second interlayer insulating film on the upper etching stopper film and the lower etching stopper film, wherein a distance from a top surface of the second interlayer insulating film to a top surface of the upper etching stopper film is smaller than a distance from the top surface of the second interlayer insulating film to a top surface of the lower etching stopper film.Type: ApplicationFiled: December 13, 2023Publication date: April 4, 2024Inventors: Sung Jin KANG, Jong Min BAEK, Woo Kyung YOU, Kyu-Hee HAN, Han Seong KIM, Jang Ho LEE, Sang Shin JANG
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Patent number: 11048441Abstract: A semiconductor device includes an internal clock generation circuit, a command generation circuit, and an address generation circuit. The internal clock generation circuit generates a command clock signal and an inverted command clock signal, wherein a cycle of the command clock signal and a cycle of the inverted command clock signal are determined by a mode. The command generation circuit generates a first command based on a first internal control signal and the command clock signal and generates a second command based on a second internal control signal and the inverted command clock signal. The address generation circuit generates a latch address based on the first internal control signal or a second internal control signal.Type: GrantFiled: November 7, 2019Date of Patent: June 29, 2021Assignee: SK hynix Inc.Inventors: Woongrae Kim, Woo Jin Kang, Seung Wook Oh
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Patent number: 10898837Abstract: A sterilization water discharge device is disclosed. A sterilization water discharge device includes: a tray part, which is movably disposed under a discharge member for discharging water and allows sterilization water discharged from the discharge member to be received therein and discharged; and a movement driving part for moving the tray part.Type: GrantFiled: May 2, 2017Date of Patent: January 26, 2021Inventors: Jae-Man Kim, In-Du Choi, Woo-Jin Kang, Do-Han Kim, Jin-Woo Choi, Byung-Hyo Ye
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Publication number: 20200379680Abstract: A semiconductor device includes an internal clock generation circuit, a command generation circuit, and an address generation circuit. The internal clock generation circuit generates a command clock signal and an inverted command clock signal, wherein a cycle of the command clock signal and a cycle of the inverted command clock signal are determined by a mode. The command generation circuit generates a first command based on a first internal control signal and the command clock signal and generates a second command based on a second internal control signal and the inverted command clock signal. The address generation circuit generates a latch address based on the first internal control signal or a second internal control signal.Type: ApplicationFiled: November 7, 2019Publication date: December 3, 2020Applicant: SK hynix Inc.Inventors: Woongrae KIM, Woo Jin KANG, Seung Wook OH
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Patent number: 10682654Abstract: A water discharging device includes a body including a first water channel connected to a water supply source, and a second water channel connected to the first water channel and to an external entity; and an opening and closing portion including a first opening and closing member opening and closing a first opening and closing hole formed in the first water channel, and a second opening and closing member opening and closing a second opening and closing hole formed in the second water channel. The first opening and closing member moves along the first water channel to open and close the first opening and closing hole as the second opening and closing member moves in the second water channel to open and close the second opening and closing hole.Type: GrantFiled: December 26, 2018Date of Patent: June 16, 2020Assignee: Coway Co., LtdInventors: Keun Hwan Kim, Woo Jin Kang, Ju Hyuk Eom, Si Jun Park, Chang Seob Yoem
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Publication number: 20190193092Abstract: A water discharging device includes a body including a first water channel connected to a water supply source, and a second water channel connected to the first water channel and to an external entity; and an opening and closing portion including a first opening and closing member opening and closing a first opening and closing hole formed in the first water channel, and a second opening and closing member opening and closing a second opening and closing hole formed in the second water channel. The first opening and closing member moves along the first water channel to open and close the first opening and closing hole as the second opening and closing member moves in the second water channel to open and close the second opening and closing hole.Type: ApplicationFiled: December 26, 2018Publication date: June 27, 2019Inventors: Keun Hwan KIM, Woo Jin KANG, Ju Hyuk EOM, Si Jun PARK, Chang Seob YOEM
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Patent number: 10284156Abstract: An amplifier may include a differential pair circuit configured to generate an output signal according to a first input signal and a second input signal, a plurality of current sinks coupled between a ground terminal and the differential pair circuit, and a feedback circuit configured to sense a level of the output signal and generate a feedback signal. At least one of the plurality of current sinks is controlled according to the feedback signal.Type: GrantFiled: August 3, 2017Date of Patent: May 7, 2019Assignee: SK hynix Inc.Inventors: Dong Hyun Kim, Eun Ji Choi, Yo Han Jeong, Soon Ku Kang, Woo Jin Kang, Kwan Su Shon, Hyun Bae Lee, Tae Jin Hwang
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Publication number: 20190118123Abstract: A sterilization water discharge device is disclosed. A sterilization water discharge device includes: a tray part, which is movably disposed under a discharge member for discharging water and allows sterilization water discharged from the discharge member to be received therein and discharged; and a movement driving part for moving the tray part.Type: ApplicationFiled: May 2, 2017Publication date: April 25, 2019Inventors: Jae-Man KIM, In-Du CHOI, Woo-Jin KANG, Do-Han KIM, Jin-Woo CHOI, Byung-Hyo YE
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Publication number: 20180294784Abstract: An amplifier may include a differential pair circuit configured to generate an output signal according to a first input signal and a second input signal, a plurality of current sinks coupled between a ground terminal and the differential pair circuit, and a feedback circuit configured to sense a level of the output signal and generate a feedback signal. At least one of the plurality of current sinks is controlled according to the feedback signal.Type: ApplicationFiled: August 3, 2017Publication date: October 11, 2018Applicant: SK hynix Inc.Inventors: Dong Hyun KIM, Eun Ji CHOI, Yo Han JEONG, Soon Ku KANG, Woo Jin KANG, Kwan Su SHON, Hyun Bae LEE, Tae Jin HWANG
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Publication number: 20160344052Abstract: Provided is a PROX (preferential oxidation) reaction apparatus for a fuel cell, which includes a mixing chamber to which a reforming gas and a PROX air are introduced, a reforming gas supply tube disposed in the mixing chamber to supply a reforming gas, a heat exchange chamber connected to an upper portion of the mixing chamber, a disk disposed between the mixing chamber and the heat exchange chamber, a cooling water circulation module connected to the heat exchange chamber, and a PROX catalyst chamber disposed above the heat exchange chamber, wherein the reforming gas supplied through a lower portion of the mixing chamber performs multi-stage mixing while passing through the mixing chamber and the disk.Type: ApplicationFiled: November 3, 2015Publication date: November 24, 2016Inventors: Woo Jin Kang, In Yong Kang, Byoung Gwan Gwak, Young Gil Choi
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Publication number: 20160293984Abstract: Provided is a fuel reformer for a fuel cell system, which includes an autothermal reforming reactor having an autothermal reforming reaction catalyst and configured to produce a reforming gas with abundant hydrogen by using a hydrocarbon-based fuel, water and air, an ATO reactor configured to produce a high-temperature combustion gas by burning a fuel-containing tail gas discharged from a fuel cell stack, and an ATO heat exchanger configured to increase a temperature of a mixture of water and air supplied to the autothermal reforming reactor, by using the combustion gas produced by the ATO reactor.Type: ApplicationFiled: November 3, 2015Publication date: October 6, 2016Inventors: Woo Jin Kang, In Yong Kang, Byoung Gwan Gwak, Young Gil Choi
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Patent number: 9461324Abstract: Provided is an autothermal reforming catalyst for a fuel cell, including: a monolithic catalyst; and a support formed on the monolithic catalyst, wherein the support is a metal foam, a metal mesh or a monolithic structure.Type: GrantFiled: April 2, 2014Date of Patent: October 4, 2016Assignee: H&POWER, INC.Inventors: Jin Woo Park, Woo Jin Kang, In Yong Kang, Joong Myeon Bae
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Publication number: 20150288016Abstract: Provided is an autothermal reforming catalyst for a fuel cell, including: a monolithic catalyst; and a support formed on the monolithic catalyst, wherein the support is a metal foam, a metal mesh or a monolithic structure.Type: ApplicationFiled: April 2, 2014Publication date: October 8, 2015Applicant: H&Power, Inc.Inventors: Jin Woo Park, Woo Jin Kang, In Yong Kang, Joong Myeon Bae
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Patent number: 8282696Abstract: An apparatus for purifying and humidifying air which enables separate supply of purified air and humidified air and controls the amount of humidified air discharged and which includes dual flow paths to increase the efficiency of air transfer. The apparatus includes a case having a suction port through which external air is introduced thereinto and a discharge port through which the introduced air is discharged, a circulation fan for causing the introduced air to flow toward the discharge port, a filter unit disposed in the case to filter the introduced air, a humidification unit disposed at a low position in the case to supply the air passed through the filter unit with moisture, and a flow path control unit disposed between the suction port and the humidification unit to control flow of the air passed through the filter unit.Type: GrantFiled: March 30, 2011Date of Patent: October 9, 2012Assignee: Woongjin Conway Co., LtdInventor: Woo Jin Kang
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Patent number: 8167963Abstract: An apparatus for purifying and humidifying air which enables separate supply of purified air and humidified air and controls the amount of humidified air discharged and which includes dual flow paths to increase the efficiency of air transfer. The apparatus includes a case having a suction port through which external air is introduced thereinto and a discharge port through which the introduced air is discharged, a circulation fan for causing the introduced air to flow toward the discharge port, a filter unit disposed in the case to filter the introduced air, a humidification unit disposed at a low position in the case to supply the air passed through the filter unit with moisture, and a flow path control unit disposed between the suction port and the humidification unit to control flow of the air passed through the filter unit.Type: GrantFiled: March 30, 2011Date of Patent: May 1, 2012Assignee: Woongjin Coway Co., Ltd.Inventor: Woo Jin Kang
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Publication number: 20110232496Abstract: An apparatus for purifying and humidifying air which enables separate supply of purified air and humidified air and controls the amount of humidified air discharged and which includes dual flow paths to increase the efficiency of air transfer. The apparatus includes a case having a suction port through which external air is introduced thereinto and a discharge port through which the introduced air is discharged, a circulation fan for causing the introduced air to flow toward the discharge port, a filter unit disposed in the case to filter the introduced air, a humidification unit disposed at a low position in the case to supply the air passed through the filter unit with moisture, and a flow path control unit disposed between the suction port and the humidification unit to control flow of the air passed through the filter unit.Type: ApplicationFiled: March 30, 2011Publication date: September 29, 2011Inventor: Woo Jin Kang
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Publication number: 20110232497Abstract: An apparatus for purifying and humidifying air which enables separate supply of purified air and humidified air and controls the amount of humidified air discharged and which includes dual flow paths to increase the efficiency of air transfer. The apparatus includes a case having a suction port through which external air is introduced thereinto and a discharge port through which the introduced air is discharged, a circulation fan for causing the introduced air to flow toward the discharge port, a filter unit disposed in the case to filter the introduced air, a humidification unit disposed at a low position in the case to supply the air passed through the filter unit with moisture, and a flow path control unit disposed between the suction port and the humidification unit to control flow of the air passed through the filter unit.Type: ApplicationFiled: March 30, 2011Publication date: September 29, 2011Inventor: Woo Jin Kang
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Patent number: 7938869Abstract: An apparatus for purifying and humidifying air which enables separate supply of purified air and humidified air and controls the amount of humidified air discharged and which includes dual flow paths to increase the efficiency of air transfer. The apparatus includes a case having a suction port through which external air is introduced thereinto and a discharge port through which the introduced air is discharged, a circulation fan for causing the introduced air to flow toward the discharge port, a filter unit disposed in the case to filter the introduced air, a humidification unit disposed at a low position in the case to supply the air passed through the filter unit with moisture, and a flow path control unit disposed between the suction port and the humidification unit to control flow of the air passed through the filter unit.Type: GrantFiled: December 4, 2008Date of Patent: May 10, 2011Assignee: Woongjin Coway Co., Ltd.Inventor: Woo Jin Kang