Patents by Inventor Woong Na

Woong 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: 20220015245
    Abstract: A jig for processing a via hole according to an embodiment is an auxiliary member having a plate shape disposed between a processing plate in which a suction portion is disposed at a lower portion and a workpiece, wherein the auxiliary member includes a plurality of first suction holes for sucking and supporting the workpiece by suction air provided through the suction portion, and each of the plurality of first suction holes includes a first suction hole portion extending in a first direction, and a second hole portion extending in a second direction different from the first direction, wherein the first direction is perpendicular to the second direction.
    Type: Application
    Filed: November 14, 2019
    Publication date: January 13, 2022
    Inventors: Jong Heum YOON, Jee Hee LIM, Hong Ik KIM, Se Woong NA
  • Publication number: 20200369935
    Abstract: A heat-radiating substrate according to an embodiment of the present invention comprises: a first metal layer; an insulating layer disposed on the first metal layer and including an epoxy resin and an inorganic filler; and a second metal layer disposed on the insulating layer, wherein the insulating layer comprises: a first region comprising a first surface in contact with the first metal layer; and a second region comprising a second surface in contact with the second metal layer, wherein the inorganic filler comprises a boron nitride aggregate and aluminum oxide, wherein the weight ratio of the aluminum oxide to the total weight of the inorganic filler on the first face is 0.95 to 1.05 times the weight ratio of the aluminum oxide to the total weight of the inorganic filler on the second face.
    Type: Application
    Filed: December 19, 2018
    Publication date: November 26, 2020
    Inventors: Se Woong NA, Jae Man PARK
  • Publication number: 20200149619
    Abstract: The present disclosure relates to a timing system of an engine, which is capable of coping with a pneumatic brake system requiring high drive torque without changing a cylinder block, a cylinder head, and a valve train. The timing system includes a gear train mechanism configured to transmit power of a crankshaft to an air compressor and a high pressure pump via gear transmission, a first chain mechanism configured to transmit the power transmitted to the high pressure pump to a camshaft via chain transmission, and a second chain mechanism configured to transmit the power of the crankshaft to an oil pump via chain transmission.
    Type: Application
    Filed: November 28, 2018
    Publication date: May 14, 2020
    Inventors: Sung Il Jung, Jong Won Lee, Woong Na
  • Patent number: 10626960
    Abstract: A belt connection structure for a vehicle is provided. The belt connection structure includes a damper pulley mounted on a crankshaft of an engine, a water pump mounted on the engine separated in an upward direction from the damper pulley, a mild hybrid starter and generator on an upper part of the engine separated from the water pump, and an air conditioner mounted on the engine separated from the compressor damper pulley. A first belt connects the damper pulley, water pump, and mild hybrid starter and generator and a second belt connects the damper pulley and the air conditioner compressor. A first tensioner is mounted on the mild hybrid starter and generator and selectively in contact on the first belt to adjust a tension and a second tensioner is mounted on a chain cover and selectively in contact under the first belt to adjust the tension of the first belt.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: April 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Heedo Kwon, Kye Oong Song, Tae Hoon Roh, Jong Won Lee, Jaekyun Lee, In Jae Seo, Hyun Jeong Baek, Jae Kyu Lee, Woong Na
  • Patent number: 10619712
    Abstract: A tensioner mounting structure for the vehicle mounted for adjusting a tension of a first belt in an engine including a water pump and a mild hybrid starter and generator that are connected to a damper pulley mounted on a crankshaft provided in a cylinder block through the first belt, and an air conditioner compressor connected to the damper pulley through a second belt, may include a first tensioner mounted on the mild hybrid starter and generator between the water pump and the mild hybrid starter and generator; and a second tensioner mounted on a chain cover mounted on the engine between the damper pulley and the mild hybrid starter and generator.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: April 14, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Heedo Kwon, Kye Oong Song, Tae Hoon Roh, Jong Won Lee, Jaekyun Lee, In Jae Seo, Hyun Jeong Baek, Jae Kyu Lee, Woong Na
  • Patent number: 10392499
    Abstract: An inorganic filler included in an epoxy resin composition includes a coating layer formed on a surface thereof, and the surface of the coating layer includes at least two elements selected from the group consisting of C, N and O.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: August 27, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sung Jin Yun, Jae Man Park, Hyun Gu Im, Jin A Gu, Gun Young Gil, Se Woong Na, Sang A Ju
  • Publication number: 20190186601
    Abstract: An engine includes: a crankshaft pulley; a motor/generator mounted to a side of the engine and including a motor pulley; an auxiliary driving device pulley; a dual tensioner including a tensioner arm of which a first idler pulley is mounted to a first end of the tension arm and a second idler pulley is mounted to a second end of the tension arm, and the tensioner arm rotatable around a center of the motor/generator and a belt connecting the crankshaft pulley, the motor pulley, the auxiliary driving device pulley, the first idler pulley, and second idler pulley.
    Type: Application
    Filed: November 14, 2018
    Publication date: June 20, 2019
    Inventors: Jae Kyu LEE, Tae Hoon ROH, Heedo KWON, Jong Won LEE, Jaekyun LEE, In Jae SEO, Hyun Jeong BAEK, Kye Oong SONG, Woong NA
  • Publication number: 20190085953
    Abstract: A belt connection structure for a vehicle is provided. The belt connection structure includes a damper pulley mounted on a crankshaft of an engine, a water pump mounted on the engine separated in an upward direction from the damper pulley, a mild hybrid starter and generator on an upper part of the engine separated from the water pump, and an air conditioner mounted on the engine separated from the compressor damper pulley. A first belt connects the damper pulley, water pump, and mild hybrid starter and generator and a second belt connects the damper pulley and the air conditioner compressor. A first tensioner is mounted on the mild hybrid starter and generator and selectively in contact on the first belt to adjust a tension and a second tensioner is mounted on a chain cover and selectively in contact under the first belt to adjust the tension of the first belt.
    Type: Application
    Filed: November 27, 2017
    Publication date: March 21, 2019
    Inventors: Heedo Kwon, Kye Oong Song, Tae Hoon Roh, Jong Won Lee, Jaekyun Lee, In Jae Seo, Hyun Jeong Baek, Jae Kyu Lee, Woong Na
  • Patent number: 10231332
    Abstract: An inorganic filler includes surface-modified boron nitride having a surface on which a polycyclic aromatic hydrocarbon having a functional group is provided.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: March 12, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sanga Ju, Jina Gu, Se Woong Na, Sung Jin Yun
  • Publication number: 20190072159
    Abstract: A tensioner mounting structure for the vehicle mounted for adjusting a tension of a first belt in an engine including a water pump and a mild hybrid starter and generator that are connected to a damper pulley mounted on a crankshaft provided in a cylinder block through the first belt, and an air conditioner compressor connected to the damper pulley through a second belt, may include a first tensioner mounted on the mild hybrid starter and generator between the water pump and the mild hybrid starter and generator; and a second tensioner mounted on a chain cover mounted on the engine between the damper pulley and the mild hybrid starter and generator.
    Type: Application
    Filed: November 24, 2017
    Publication date: March 7, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Heedo Kwon, Kye Oong Song, Tae Hoon Roh, Jong Won Lee, Jaekyun Lee, In Jae Seo, Hyun Jeong Baek, Jae Kyu Lee, Woong Na
  • Patent number: 10191206
    Abstract: A light source circuit unit and a lighting device including the light source circuit unit that are configured such that a bent-type metal substrate is formed on an upper surface of the printed circuit board so that the occurrence of a defect due to circuit damage at a bent part upon bending the substrate can be prevented, and slimness and a heat-dissipation property of a device can be improved. The light source circuit board includes: a substrate having a first part with at least one opening portion, and a second part bent from the first part; a printed circuit board on one surface of the substrate; and a light source element mounted to the printed circuit board and inserted into the opening portion, the light source element emitting light to an opposing side of the substrate.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: January 29, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Man Hue Choi, Min Jae Kim, Bi Yi Kim, Se Woong Na, Hyun Gyu Park, In Hee Cho, Seung Kwon Hong
  • Patent number: 10028379
    Abstract: Provided are a printed circuit board a lighting unit including the printed circuit board, the printed circuit board including: a metal substrate; a light emitting element disposed on the metal substrate; and a wiring portion disposed between the light emitting element and the metal substrate.
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: July 17, 2018
    Assignee: LG Innotek Co., Ltd.
    Inventor: Se Woong Na
  • Patent number: 10018777
    Abstract: A circuit board, and a lighting device and board housing module having the circuit board. The circuit board includes a support substrate having a first region and a second region bent from the first region, light emitting devices disposed on the first region, and a protective support portion protruding more than the light emitting devices from the support substrate of the first region.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: July 10, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Se Woong Na, Min Jae Kim, Bi Yi Kim, Hyun Gyu Park, In Hee Cho, Man Hue Choi, Seung Kwon Hong
  • Patent number: 9851486
    Abstract: Provided is a lighting unit, including: a support substrate; a light guide plate for guiding light generated from a light source; and a first stopper fixed to the support substrate and configured to support the light guide plate.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: December 26, 2017
    Assignee: LG INNOTEK CO., LTD
    Inventors: Man Hue Choi, Min Jae Kim, Bi Yi Kim, Se Woong Na, Hyun Gyu Park, In Hee Cho, Seung Kwon Hong
  • Patent number: 9807880
    Abstract: Provided is a circuit board including: a supporting substrate including a first region to which light emitting elements are mounted and a second region extending to be bent from the first region, wherein the second region comprises: a connector mounting portion to which a connector for supplying an electric current to the light emitting elements is mounted; and a non-mounting portion of a connector separated and spaced apart from the connector mounting portion, wherein the connector mounting portion is formed lower than the non-mounting portion of the connector.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: October 31, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hyun Gyu Park, Min Jae Kim, Se Woong Na, In Hee Cho, Man Hue Choi, Seung Kwon Hong
  • Patent number: 9726810
    Abstract: Provided are a lighting device and a flat panel display having the lighting device, the lighting device, including: a support substrate; a circuit board on the support substrate; light emitting devices mounted on the circuit board; and a light guide plate having a protruding portion protruding to a remaining region except for a region in which the light emitting devices are disposed.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: August 8, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Min Jae Kim, Bi Yi Kim, Se Woong Na, Hyun Gyu Park, In Hee Cho, Man Hue Choi, Seung Kwon Hong
  • Patent number: 9730319
    Abstract: Provided is a printed circuit board, including: a support substrate including a first region in which light emitting elements are mount, a second region extending from the first region, and a bending portion between the first region and the second region, an insulating substrate on the support substrate, wiring portions on the insulating substrate, and a protective layer on the wiring portions.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: August 8, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Man Hue Choi, Min Jae Kim, Se Woong Na, Hyun Gyu Park, In Hee Cho, Seung Kwon Hong
  • Patent number: 9726811
    Abstract: Provided is a circuit board including: a support substrate; a plurality of light emitting devices mounted on the support substrate; and a device protection portion surrounding one of the light emitting devices, or three or more surfaces of the plurality of light emitting devices.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: August 8, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Se Woong Na, Min Jae Kim, Bi Yi Kim, Hyun Gyu Park, In Hee Cho, Man Hue Choi, Seung Kwon Hong
  • Publication number: 20170130033
    Abstract: An inorganic filler included in an epoxy resin composition includes a coating layer formed on a surface thereof, and the surface of the coating layer includes at least two elements selected from the group consisting of C, N and O.
    Type: Application
    Filed: June 19, 2015
    Publication date: May 11, 2017
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sung Jin YUN, Jae Man PARK, Hyun Gu IM, Jin A GU, Gun Young GIL, Se Woong NA, Sang A JU
  • Publication number: 20170003441
    Abstract: A light source circuit unit and a lighting device including the light source circuit unit that are configured such that a bent-type metal substrate is formed on an upper surface of the printed circuit board so that the occurrence of a defect due to circuit damage at a bent part upon bending the substrate can be prevented, and slimness and a heat-dissipation property of a device can be improved. The light source circuit board includes: a substrate having a first part with at least one opening portion, and a second part bent from the first part; a printed circuit board on one surface of the substrate; and a light source element mounted to the printed circuit board and inserted into the opening portion, the light source element emitting light to an opposing side of the substrate.
    Type: Application
    Filed: June 11, 2014
    Publication date: January 5, 2017
    Inventors: Man Hue CHOI, Min Jae KIM, Bi Yi KIM, Se Woong NA, Hyun Gyu PARK, In Hee CHO, Seung Kwon HONG