Patents by Inventor Jae-Hak Jeong

Jae-Hak Jeong 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: 20240181117
    Abstract: A deodorization module and a storage device including the deodorization module. A deodorization module includes: a housing; a suction opening formed on the lower surface of the housing to allow external air to be suctioned therethrough; a fan disposed at the suction opening to suction the air; a discharge opening for discharging the air, which has been suctioned by the fan, to the outside of the housing; a photocatalytic bar disposed between the fan and the discharge opening; and a light source module, which includes a light source substrate and an ultraviolet light source and irradiates an ultraviolet ray to the photocatalytic bar.
    Type: Application
    Filed: February 8, 2024
    Publication date: June 6, 2024
    Applicant: Seoul Viosys Co., Ltd.
    Inventors: Jae Hak JEONG, Ji Won KIM, Byeong Cheol JU, Sang Cheol SHIN, Woong Ki JUNG
  • Publication number: 20240181100
    Abstract: A sterilization module including a main body, a circuit board disposed in the main body, a light source disposed on the circuit board to emit sterilizing light, and a transparent unit to protect the light source from an outside and including a material that transmits the sterilizing light, in which the light source includes a mesa including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode electrically connected to the first semiconductor layer, and a second electrode disposed on the second semiconductor layer and electrically connected to the second semiconductor layer, in which the first electrode includes a first contact region disposed on the outer area of the first semiconductor layer and a second contact region at least partially surrounded by the mesa, and a distance between the transparent unit and the circuit board is greater than a height of the light source.
    Type: Application
    Filed: February 14, 2024
    Publication date: June 6, 2024
    Inventors: Woong Ki JEONG, Jae Hak JEONG, Si Ho YU, Byung Chul JOO, Jae Young CHOI, Kyu Won HAN, Yeo Jin YOON
  • Publication number: 20240123109
    Abstract: An air purification module comprises a housing having an interior space provided with an air inlet and an air outlet, and an axial type blowing fan, mounted in the housing, for moving air from the air inlet to the air outlet. The air purification module further includes an air purifying unit, provided on a flow path of the air, for purifying the air and a guide for reducing the flow rate of the air between the blowing fan and the air purifying unit. The air purifying unit includes a filter provided between the blowing fan and the air outlet and a light source unit for providing light to the filter.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 18, 2024
    Inventors: Ji Won KIM, Jae Hak JEONG, Sang Cheol SHIN, Woong Ki JUNG
  • Patent number: 11931490
    Abstract: An air purification module for purifying air includes a photocatalyst filter and a light source unit sequentially arranged in a selected direction. The light source unit is spaced apart from the photocatalyst filter to provide light to the photocatalyst filter and includes a substrate and a light source disposed on the substrate. The substrate includes at least one aperture to control a flow channel and a flow velocity of air so as to improve air purification effects through the photocatalyst filter when the air flows from the substrate towards the photocatalyst filter.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: March 19, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jae Hak Jeong, Ji Won Kim, Sang Cheol Shin
  • Patent number: 11925721
    Abstract: A water sterilization module includes a container including a water inlet and a water outlet and containing water therein, and a light source part mounted on a part of the container and irradiating sterilizing light into the container. The water inlet has a diameter larger than a diameter of the water outlet.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: March 12, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jae Hak Jeong, Woong Ki Jung, Hee Ho Bae, Byeong Cheol Ju
  • Publication number: 20240077199
    Abstract: A light source module and an air conditioner including the light source module. The light source module includes: at least one light source emitting sterilizing light in a wavelength band capable of sterilizing pollutants; a substrate on which the light source is mounted, the substrate being electrically connected to the light source; and a light guide guiding a traveling direction of the sterilizing light emitted from the light source. The light guide may guide the sterilizing light such that a beam angle of the light source module becomes narrower than a beam angle of the light source.
    Type: Application
    Filed: April 27, 2023
    Publication date: March 7, 2024
    Inventors: Jae Hak JEONG, Ji Won KIM, Tae Hwa KIM
  • Patent number: 11904062
    Abstract: A sterilization module including a main body, a circuit board disposed in the main body, a light source disposed on the circuit board to emit sterilizing light, and a transparent unit to protect the light source from an outside and including a material that transmits the sterilizing light, in which the light source includes a mesa including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode electrically connected to the first semiconductor layer, and a second electrode disposed on the second semiconductor layer and electrically connected to the second semiconductor layer, in which the first electrode includes a first contact region disposed on the outer area of the first semiconductor layer and a second contact region at least partially surrounded by the mesa, and a distance between the transparent unit and the circuit board is greater than a height of the light source.
    Type: Grant
    Filed: January 25, 2023
    Date of Patent: February 20, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Woong Ki Jeong, Jae Hak Jeong, Si Ho Yu, Byung Chul Joo, Jae Young Choi, Kyu Won Han, Yeo Jin Yoon
  • Patent number: 11896745
    Abstract: A deodorization module includes a housing having a bar securing member and a substrate securing member, and formed of a reflective material, wherein each of the bar securing member and the substrate securing member protrudes inward from an inner side surface of the housing and has a groove. A photocatalyst bar is disposed such that air introduced into the housing passes through the photocatalyst bar. A light source module including a light source substrate and an ultraviolet (UV) light source is disposed on a first surface of the light source substrate, wherein the light source module is configured to emit light toward the photocatalyst bar. An external guide protrudes outward around an outer periphery of the housing.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: February 13, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jae Hak Jeong, Ji Won Kim, Byeong Cheol Ju, Sang Cheol Shin, Woong Ki Jung
  • Patent number: 11871655
    Abstract: The present specification relates to a coating composition for a hole injection or transporting layer or a charge generating layer of an organic electroluminescent device, the coating composition including: an organic metal complex including one or more of Group V, Group VI, and Group VII transition metals; an organic metal complex or metal salt including one or more of Group I, Group VIII, Group XI, and Group XII metals; and an organic solvent, and a method for manufacturing an organic electroluminescent device and an organic electroluminescent device using the same.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: January 9, 2024
    Inventors: Seokhee Yoon, Donggu Lee, Hwakyung Kim, Jae Hak Jeong, Jiyeon Shin, Daeho Kim, Jaesoon Bae, Jaechol Lee
  • Patent number: 11788746
    Abstract: A fluid treatment device includes a photocatalytic filter for deodorizing and sterilizing a fluid; a frame for fixing the photocatalytic filter; and a light source unit coupled to the frame. The light source unit includes a light source support member and a light emitting diode, which is provided on the light source support member so as to emit light at the photocatalytic filter. The frame and the light source support member are coupled in a form that separates the photocatalytic filter from the light emitting diode.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 17, 2023
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jae Hak Jeong, Ji Won Kim, Sang Chul Shin, Woong Ki Jeong
  • Patent number: 11771795
    Abstract: An air purification module comprises a housing having an interior space provided with an air inlet and an air outlet, and an axial type blowing fan, mounted in the housing, for moving air from the air inlet to the air outlet. The air purification module further includes an air purifying unit, provided on a flow path of the air, for purifying the air and a guide for reducing the flow rate of the air between the blowing fan and the air purifying unit. The air purifying unit includes a filter provided between the blowing fan and the air outlet and a light source unit for providing light to the filter.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: October 3, 2023
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Ji Won Kim, Jae Hak Jeong, Sang Cheol Shin, Woong Ki Jung
  • Publication number: 20230165985
    Abstract: A sterilization module including a main body, a circuit board disposed in the main body, a light source disposed on the circuit board to emit sterilizing light, and a transparent unit to protect the light source from an outside and including a material that transmits the sterilizing light, in which the light source includes a mesa including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode electrically connected to the first semiconductor layer, and a second electrode disposed on the second semiconductor layer and electrically connected to the second semiconductor layer, in which the first electrode includes a first contact region disposed on the outer area of the first semiconductor layer and a second contact region at least partially surrounded by the mesa, and a distance between the transparent unit and the circuit board is greater than a height of the light source.
    Type: Application
    Filed: January 25, 2023
    Publication date: June 1, 2023
    Inventors: Woong Ki JEONG, Jae Hak JEONG, Si Ho YU, Byung Chul JOO, Jae Young CHOI, Kyu Won HAN, Yeo Jin YOON
  • Patent number: 11581490
    Abstract: The present specification relates to an organic light emitting device.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: February 14, 2023
    Inventors: Sungkyoung Kang, Youngju Park, Kwanghyun Kim, Jaesoon Bae, Jaechol Lee, Hwakyung Kim, Jae Hak Jeong, Hyungil Park
  • Patent number: 11565007
    Abstract: A sterilization module including a main body including an ultraviolet outlet, a transparent member disposed on the ultraviolet outlet to transmit ultraviolet light, and a light source unit irradiating ultraviolet light toward the transparent member, and a sealing member, in which the light source unit includes a circuit board and a light emitting diode chip mounted thereon and including an epitaxial substrate, a conductive semiconductor layer electrically connected to the circuit board directly by an electrode, ultraviolet light is c irradiated toward the transparent member by passing through the epitaxial substrate, the sealing member is disposed between the transparent member and the circuit board, and a distance between the transparent member and the circuit board spaced apart from each other by the sealing member is greater than a height of the light emitting diode chip.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: January 31, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Woong Ki Jeong, Jae Hak Jeong, Si Ho Yu, Byung Chul Joo, Jae Young Choi, Kyu Won Han, Yeo Jin Yoon
  • Publication number: 20230003403
    Abstract: An air cleaning module includes a filter, a fan, a light source unit, a housing and a guide structure. The fan is configured to provide a suction direction and a blowing direction of a fluid which are substantially aligned. The light source unit is arranged to be adjacent to the filter to emit a light toward the filter. The light having a property that sterilizes a contaminant source in a fluid. The housing includes a fluid passage space. The guide structure is arranged between the fan and the filter and configured to guide a fluid to move along a fluid passage path set by the guide structure. The filter and the light source unit are arranged in the fluid passage space such that the light source unit sterilizes a fluid as a fluid flows toward the light source unit.
    Type: Application
    Filed: September 1, 2022
    Publication date: January 5, 2023
    Inventors: Ji-Won KIM, Jae-Hak JEONG, Sang-Chul SHIN
  • Patent number: 11541145
    Abstract: A fluid treatment apparatus including a photocatalyst filter having a first surface and a second surface, a light source unit spaced apart from the photocatalyst filter to provide light to the first surface, a housing including an inlet, an outlet, and a flow path formed between the photocatalyst filter and the light source, and a guide member disposed at one side of the housing and including at least one slat to guide a movement direction of a fluid, in which the slat is inclined at least in a direction closer to the first surface of the photocatalyst filter along an advancing direction of the flow path when an air flow rate of the fluid has a first value, and in a direction away from the first surface of the photocatalyst filter along the advancing direction when the air flow rate of the fluid is greater than the first value.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: January 3, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Ji Won Kim, Jae Hak Jeong, Jong Man Kim, Sang Chul Shin, Si Ho Yu
  • Publication number: 20220401612
    Abstract: A deodorization module including a housing having a suction port and a discharge port formed therein, a fan disposed between the suction port and the discharge port, a photocatalytic filter disposed between the suction port and the fan, a light source module including a substrate and an ultraviolet light source and configured to irradiate the photocatalytic filter with ultraviolet light, and an ion generator disposed between the fan and the discharge port.
    Type: Application
    Filed: August 29, 2022
    Publication date: December 22, 2022
    Inventors: Ji Won KIM, Jae Hak JEONG, Byeong Cheol JU, Sang Cheol SHIN
  • Publication number: 20220364782
    Abstract: A deodorizing apparatus including: a base, in which a suction port and a discharge port are disposed; a cover coupled to the base; a suction fan fixed to the base so as to suction air through the suction port; a first fixing member disposed between the suction port and the discharge port so as to support a filter; a light emitting module including a light emitting diode; and a second fixing member for supporting the light emitting module. The first fixing member includes a first body part for spacing the filter apart from the base.
    Type: Application
    Filed: August 1, 2022
    Publication date: November 17, 2022
    Inventor: Jae Hak JEONG
  • Patent number: 11472966
    Abstract: The present specification relates to a coating composition comprising a compound represented by Chemical Formula 1; and an ionic compound comprising an anion group represented by Chemical Formula 10, an organic light emitting device using the same, and a method for manufacturing the same.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: October 18, 2022
    Inventors: Hyeonah Shin, Sungkyoung Kang, Kwanghyun Kim, Jaesoon Bae, Jaechol Lee, Jae Hak Jeong, Chung Whan Lee, Hyungil Park
  • Patent number: 11452792
    Abstract: A deodorization module including a housing having a suction port and a discharge port formed therein, a fan disposed between the suction port and the discharge port, a photocatalytic filter disposed between the suction port and the fan, a light source module including a substrate and an ultraviolet light source and configured to irradiate the photocatalytic filter with ultraviolet light, and an ion generator disposed between the fan and the discharge port.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: September 27, 2022
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Ji Won Kim, Jae Hak Jeong, Byeong Cheol Ju, Sang Cheol Shin