Patents by Inventor Dong-gil Lee
Dong-gil 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: 20240184216Abstract: A monitoring unit for measuring, in real time, the power of an EUV beam transmitted to a substrate and a substrate treating apparatus including the monitoring unit. The substrate treating apparatus comprising a source which generates an EUV beam, a scanner which transfers a mask pattern to a substrate by using the EUV beam, and a monitoring unit which comprises a detector for detecting the EUV beam and monitoring the power of the EUV beam in real time, wherein the detector is disposed on a path along which the EUV beam passes through a first mirror assembly provided in the scanner and moves to a reticle on which the mask pattern is formed.Type: ApplicationFiled: September 5, 2023Publication date: June 6, 2024Inventors: Yoon Sang LEE, Eun Hee JEANG, Dong Hyeong KIM, Teun BOEREN, Jeong-Gil KIM, Kyung Bin PARK, Hyuck SHIN
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Publication number: 20240155929Abstract: An apparatus for manufacturing a display device includes a plurality of working tables, a plurality of arm modules, and a rotator. The plurality of working tables are spaced apart from each other in a first direction and are configured to support a target board. The plurality of arm modules are arranged in the first direction and spaced apart from the plurality of working tables in a second direction intersecting the first direction. The rotator is connected to the plurality of arm modules and configured to rotate about a rotation axis extending in the first direction.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Inventors: Myung Gil CHOI, Jung Min LEE, Dong Woo KIM, Sang Moo LEE
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Patent number: 11974426Abstract: A semiconductor device includes a substrate, a bit line conductive layer disposed on the substrate and extending in a first lateral direction substantially parallel to a surface of the substrate, first and second channel structures disposed on the bit line conductive layer to be spaced apart from each other in the first lateral direction, first and second gate dielectric layers disposed on side surfaces of the first and second channel structures over the substrate, first and second gate line conductive layers disposed on the first and second gate dielectric layers, respectively, the first and second gate line conductive layers common to the first and second channel structures, respectively, and extending in a second lateral direction perpendicular to the first lateral direction and substantially parallel to the surface of the substrate, and first and second storage node electrode layers disposed over the first and second channel structures, respectively.Type: GrantFiled: March 12, 2021Date of Patent: April 30, 2024Assignee: SK hynix Inc.Inventors: Jae Hyun Han, Dong Ik Suh, Jae Gil Lee
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Publication number: 20240114778Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.Type: ApplicationFiled: August 14, 2023Publication date: April 4, 2024Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
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Publication number: 20240092238Abstract: Disclosed are a shoulder airbag and a method of controlling deployment thereof that are capable of adjusting the amount of inflation of chambers covering an occupant's shoulders depending on the body type of the occupant and/or the collision direction of a vehicle, thereby safely protecting the occupant in various collision situations. The shoulder airbag includes an occupant detection sensor configured to detect the posture and body type of an occupant, an airbag cushion including chambers configured to be inflated and deployed so as to cover the front, side, and upper portions of each of the shoulders of the occupant, and a controller configured to variably control the amount of inflation of each of the chambers covering the front, side, and upper portions of each of the shoulders of the occupant based on occupant information analyzed based on the posture and body type of the occupant when a collision accident occurs.Type: ApplicationFiled: September 1, 2023Publication date: March 21, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Dong Gil LEE, Jiwoon SONG
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Publication number: 20240092298Abstract: An airbag device and a method for controlling deployment of the same are proposed. The airbag device is configured to protect a passenger by controlling an airbag cushion deployed toward the rear space of a seatback in an event of a vehicle collision, and the airbag device includes an airbag cushion deploying toward the rear space of the seatback, a sensor part detecting a seating status and a seating posture of a passenger with respect to each seat, and a controller, in an event of a collision, configured to change and control a deploying status of the airbag cushion and an inflation amount of the airbag cushion in response to the seating status and the seating posture of the passenger.Type: ApplicationFiled: December 14, 2022Publication date: March 21, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jiwoon SONG, Dong Gil LEE, Sang Won HWANGBO, Byung Ho MIN, Jae Jun HARM
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Publication number: 20240092305Abstract: Disclosed are a shoulder airbag and an airbag cushion thereof that are capable of restricting an occupant from being moved upward along a seatback and from being abruptly pushed in a direction away from a collision side of a vehicle when vehicle collision occurs, thereby safely protecting the occupant. The shoulder airbag includes an airbag cushion mounted in a seatback and configured to be deployed so as to cover each of the shoulders of an occupant sitting in a seat in three axis directions.Type: ApplicationFiled: September 12, 2023Publication date: March 21, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jiwoon SONG, Dong Gil LEE, Sang Won HWANGBO, Byung Ho MIN, Jae Jun HARM
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Patent number: 11937490Abstract: An apparatus for manufacturing a display device includes a plurality of working tables, a plurality of arm modules, and a rotator. The plurality of working tables are spaced apart from each other in a first direction and are configured to support a target board. The plurality of arm modules are arranged in the first direction and spaced apart from the plurality of working tables in a second direction intersecting the first direction. The rotator is connected to the plurality of arm modules and configured to rotate about a rotation axis extending in the first direction.Type: GrantFiled: September 27, 2021Date of Patent: March 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myung Gil Choi, Jung Min Lee, Dong Woo Kim, Sang Moo Lee
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Patent number: 11820314Abstract: A seat airbag includes a cushion part mounted to a seatback of a seat, at least two chambers connected to each other in a vertical direction of the seatback, and an inflator provided to supply inflating gas to the cushion part.Type: GrantFiled: December 12, 2022Date of Patent: November 21, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Jiwoon Song, Jong Seob Lee, Dong Gil Lee, Byung Ho Min, Sang Won Hwangbo
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Patent number: 11702497Abstract: A modified conjugated diene-based polymer represented by Formula 1, wherein a terminal of a polymer chain is modified, and a method for preparing same are provided. By including a modifier derived unit having a specific structure, a beta value affecting cold flow may be reduced through controlling the degree of branch, and accordingly, the cold flow of a polymer may be efficiently controlled and a mooney viscosity increasing ratio may be improved.Type: GrantFiled: December 20, 2019Date of Patent: July 18, 2023Inventors: Soo Yong Lee, Dong Gil Lee, Won Mun Choi, Seung Ho Choi
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Publication number: 20220204664Abstract: A modifier useful for modifying a polymer providing a functional group having affinity with a filler, particularly, a silica-based filler is provided. A modified conjugated diene-based polymer including a functional group derived from the modifier having excellent affinity with a filler and improved compounding properties, and a method for preparing the same are also provided.Type: ApplicationFiled: October 29, 2020Publication date: June 30, 2022Applicant: LG Chem, Ltd.Inventors: Kyung Woo Kim, Soo Yong Lee, Seung Ho Choi, Dong Gil Lee, Tae Hee Lee
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Publication number: 20220127405Abstract: The present invention relates to a modified conjugated diene-based polymer having controlled degree of branching, excellent affinity with a filler, and excellent processability properties and compounding properties, a method for preparing the same, and a rubber composition including the same. The modified conjugated diene-based polymer is prepared using a modifier represented by Formula 1 to include a functional group derived from the modifier in at least one terminal of the polymer chain: 1—wherein R1 to R3 and n are described herein.Type: ApplicationFiled: July 13, 2020Publication date: April 28, 2022Applicant: LG Chem, Ltd.Inventors: Dong Gil Lee, Soo Yong Lee, Seung Ho Choi, Won Mun Choi
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Publication number: 20210253767Abstract: A modified conjugated diene-based polymer represented by Formula 1, wherein a terminal of a polymer chain is modified, and a method for preparing same are provided. By including a modifier derived unit having a specific structure, a beta value affecting cold flow may be reduced through controlling the degree of branch, and accordingly, the cold flow of a polymer may be efficiently controlled and a mooney viscosity increasing ratio may be improved.Type: ApplicationFiled: December 20, 2019Publication date: August 19, 2021Applicant: LG Chem, Ltd.Inventors: Soo Yong Lee, Dong Gil Lee, Won Mun Choi, Seung Ho Choi
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Patent number: 9875918Abstract: Provided are an initiator and a method for debonding a wafer supporting system. The initiator for debonding a wafer supporting system includes a rotation chuck having an upper surface on which a wafer supporting system (WSS), which includes a carrier wafer, a device wafer, and a glue layer for bonding the carrier wafer and the device wafer to each other, is seated to rotate the wafer supporting system, a detecting module detecting a height and a thickness of the glue layer and a laser module generating a fracture portion on the glue layer through irradiating a side surface of the glue layer with a laser on the basis of the height and the thickness of the glue layer.Type: GrantFiled: June 30, 2015Date of Patent: January 23, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyu-Dong Jung, Jung-Hwan Kim, Dong-Gil Lee, Tae-Je Cho, Kwang-Chul Choi
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Patent number: 9637566Abstract: The present invention relates to a method for preparing a supported metallocene catalyst, and a method for preparing polyolefin using the same, in which the supported metallocene catalyst prepared from the simple process according to the method for preparing the supported metallocene catalyst of the present invention can apply to the polymerization of the polyolefin that is polymerized at low pressure or high pressure; the molecular weight distribution of polyolefin prepared can be easily controlled; and there are effects such that its catalyst activity is significantly higher than that of the existed supported metallocene catalyst, and the molecular weight distribution can be easily controlled.Type: GrantFiled: March 21, 2014Date of Patent: May 2, 2017Assignee: LG Chem, Ltd.Inventors: Hyuck-Ju Kwon, San-Ak Hwang, Dong-Gil Lee, Churl-Young Park
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Patent number: 9631034Abstract: Disclosed is a metallocene catalyst composition for polyolefin polymerization. The metallocene catalyst composition is in a non-supported, heterogeneous form where an ansa-metallocene is bound to a cocatalyst without a support. Also, a method for preparing the catalyst composition, and a method for preparing polyolefin using the catalyst are disclosed. Capable of readily controlling microstructures of olefin polymers in addition to having high catalytic activity, the non-supported heterogeneous catalyst composition can be applied to the preparation of polyolefin polymers at high yield without altering preexisting processes.Type: GrantFiled: November 2, 2012Date of Patent: April 25, 2017Assignee: LG CHEM, LTD.Inventors: Jin-Woo Lee, Churl-Young Park, Yeong-Ah Choi, Nan-Young Lee, Dong-Gil Lee
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Publication number: 20160093518Abstract: Provided are an initiator and a method for debonding a wafer supporting system. The initiator for debonding a wafer supporting system includes a rotation chuck having an upper surface on which a wafer supporting system (WSS), which includes a carrier wafer, a device wafer, and a glue layer for bonding the carrier wafer and the device wafer to each other, is seated to rotate the wafer supporting system, a detecting module detecting a height and a thickness of the glue layer and a laser module generating a fracture portion on the glue layer through irradiating a side surface of the glue layer with a laser on the basis of the height and the thickness of the glue layer.Type: ApplicationFiled: June 30, 2015Publication date: March 31, 2016Inventors: Kyu-Dong JUNG, Jung-Hwan KIM, Dong-Gil LEE, Tae-Je CHO, Kwang-Chul CHOI
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Patent number: 9284386Abstract: This disclosure relates to an ansa-metallocene compound of a novel structure that can provide various selectivities and activities to polyolefin copolymers, a preparation method thereof, and a method for preparing polyolefins using the ansa-metallocene compound.Type: GrantFiled: May 2, 2013Date of Patent: March 15, 2016Assignee: LG Chem, Ltd.Inventors: Yeong-Ah Choi, Jin-Woo Lee, Nan-Young Lee, Churl-Young Park, Dong-Gil Lee
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Patent number: 9029486Abstract: Provided are a supported metallocene catalyst, a method for preparing the same and a method for preparing polyolefin using the same. The supported metallocene catalyst prepared by incorporating a metallocene compound having a ligand substituted with alkoxide or aryloxide into a conventional supported metallocene catalyst and incorporating a borate compound as a second co-catalyst exhibits considerably superior catalyst activity and easily controls molecular weight distribution, as compared to the conventional metallocene-supported catalyst.Type: GrantFiled: March 8, 2011Date of Patent: May 12, 2015Assignee: LG Chem, Ltd.Inventors: Hyuck-Ju Kwon, San-Ak Hwang, Dong-Gil Lee, Churl-Young Park
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Patent number: 8996959Abstract: During a garbage collection process for a non-volatile memory device of a storage device, an adaptive copy-back method selectively performs either an external or an internal copy-back operation in view of certain performance conditions for a storage device. The external copy-back operation is performed when a number of error-corrected bits per unit size of read data exceeds a given threshold value, and the internal copy-back operation is performed when the number of error-corrected bits does not exceed the threshold value.Type: GrantFiled: December 17, 2012Date of Patent: March 31, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-Uk Jung, Dong-Gil Lee, Jin-Yeong Kim