Patents Assigned to SOLUM CO., LTD.
  • Patent number: 12658086
    Abstract: A display device includes a substrate, a common electrode layer on the substrate where the common electrode layer includes a first common pad protruding in a second direction from a first reference side surface extending in a first direction and the second direction intersects the first direction, a driving layer between the substrate and the common electrode layer, a display layer between the driving layer and the common electrode layer, a first conductive via apart from the driving layer and between the substrate and the first common pad, and a driving chip at an opposite side of the first conductive via with reference to the driving layer.
    Type: Grant
    Filed: December 28, 2023
    Date of Patent: June 16, 2026
    Assignee: SOLUM CO., LTD.
    Inventors: Yong Joo Kim, Yong Bum Lee, Tae Ha Lee
  • Patent number: 12626617
    Abstract: A label apparatus for a peg hook includes a body including a display unit displaying product information and a holder detachably provided at one end of the body and including a first engaging portion and a second engaging portion in which one end portions are rotatably connected to each other and the other end portions are attached to each other so that a catching hole is formed therebetween.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: May 12, 2026
    Assignee: SOLUM CO., LTD.
    Inventor: Sang Baek Park
  • Publication number: 20260120603
    Abstract: A mirrorless head-up display device includes a visible light generating device configured to convert electrical energy into visible light and to project the visible light toward a windshield without using a mirror, and a driver device electrically connected to provide driving signals thereto, wherein the visible light generating device is implemented as a display panel including multiple light emitting elements corresponding to the size of a screen projected on the windshield, and is divided into blocks whose optical output is individually controllable.
    Type: Application
    Filed: December 24, 2025
    Publication date: April 30, 2026
    Applicant: SOLUM CO., LTD.
    Inventors: Daehyun JANG, Yonggi KIM
  • Patent number: 12609624
    Abstract: A phase shift full bridge (PSFB) converter includes a switch portion including first to fourth switches connected in a form of a full bridge, a transformer configured to convert the output of the switch portion, a rectifying portion including at least one of a switch and a diode and configured to rectify the output of the transformer, a resonance inductor having an end connected to another end of a primary portion of the transformer and another end connected to a node between the third switch and the fourth switch, a first clamp diode having an end connected to an end of the first switch and another end connected to the other end of the primary portion of the transformer, and a second clamp diode having an end connected to the other end of the primary portion of the transformer and another end connected to another end of the second switch.
    Type: Grant
    Filed: June 30, 2023
    Date of Patent: April 21, 2026
    Assignee: SOLUM CO., LTD.
    Inventors: Sang Keun Ji, Jae Eun Kim, Dong Kyun Ryu
  • Patent number: 12500029
    Abstract: A transformer having a reverse structure includes: a bobbin part including an inner bobbin and an outer bobbin including, respectively, body parts having through-holes formed therein and having a tubular shape and flange portions protruding outwardly from both ends of the body parts; coils respectively wound in the inner bobbin and the outer bobbin; and a core electrically coupled to the coils to form a magnetic circuit, wherein the inner bobbin and the outer bobbin include, respectively, external connection terminals fastened to one ends of the flange portions formed at an upper end of the body part and bent in a downward direction.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: December 16, 2025
    Assignee: SOLUM CO., LTD.
    Inventors: Chang Yong Kwon, Dong Kyun Ryu, Yun Sic Bang
  • Patent number: 12431274
    Abstract: A base includes a support plate, an inner wall provided on the support plate, an outer wall arranged apart from the inner wall in a first direction parallel to an upper surface of the support plate, and an insulating cover protruding from the outer wall in the first direction, wherein the outer wall and the inner wall extend in a second direction crossing the first direction.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: September 30, 2025
    Assignee: SOLUM CO., LTD.
    Inventors: Chang Yong Kwon, Dong Kyun Ryu, Yun Sic Bang
  • Patent number: 12424379
    Abstract: A transformer includes: a magnetic core including a lower magnetic structure and an upper magnetic structure; a printed circuit board arranged between the lower magnetic structure and the upper magnetic structure and including a core hole through which a midsection of the magnetic core penetrates, a primary coil, a secondary coil, a primary via-hole formed at an end of the printed circuit board and electrically connected to the primary coil, and a secondary via-hole formed at another end of the printed circuit board and electrically connected to the secondary coil; a primary pin inserted into the primary via-hole; a secondary pin inserted into the secondary via-hole; an insulating block into which a portion of the printed circuit board is inserted; and a mount on which the printed circuit board and the insulating block are mounted.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: September 23, 2025
    Assignee: SOLUM CO., LTD.
    Inventors: Chang Yong Kwon, Dong Kyun Ryu, Yun Sic Bang, Sang Keun Ji
  • Patent number: 12426173
    Abstract: A battery case includes: a first battery accommodating portion accommodating at least one first battery; a second battery accommodating portion arranged apart from the first battery accommodating portion and accommodating at least one second battery serially connected with the at least one first battery; a rail arranged between the first battery accommodating portion and the second battery accommodating portion; and a structure configured to move along the rail between the first battery accommodating portion and the second battery accommodating portion and prevent contact between same terminals of the at least one first battery and the at least one second battery at a point at which the at least one first battery and the at least one second battery touch each other.
    Type: Grant
    Filed: April 8, 2024
    Date of Patent: September 23, 2025
    Assignee: SOLUM CO., LTD.
    Inventor: Sang Baek Park
  • Patent number: 12334694
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Grant
    Filed: March 6, 2024
    Date of Patent: June 17, 2025
    Assignee: SOLUM CO., LTD.
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Patent number: 12046937
    Abstract: A wireless charger with a sterilization function is provided. The wireless charger includes a main body configured to include an internal space opened upward and a seating surface forming a bottom surface of the internal space; a cover configured to be rotatably connected to the main body to open and close the internal space of the main body; an ultraviolet lamp configured to be disposed on the seating surface and a lower surface of the cover, respectively, to irradiate ultraviolet rays into the internal space of the main body; and a transmit coil configured to be disposed inside the cover to transmit energy to an electronic device placed on an upper surface opposing to the lower surface of the cover.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: July 23, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Woochan Kwon, Jaisul Yu, Hyung Bong Jeon
  • Patent number: 12045795
    Abstract: Provided is a computing technology for controlling information display of an electronic shelf label that is connected to a management server via a network and displays electronic information. The electronic shelf label measures a distance to at least one product arranged behind the electronic shelf label, and when a change in the distance occurs, activates a wireless tag reader. When product identification information acquired by the wireless tag reader is different from currently displayed product identification information, the electronic shelf labels request a label change registration to a server. Changed product information is received according to the label change registration, and the changed product information is reflected in displayed product information.
    Type: Grant
    Filed: May 19, 2023
    Date of Patent: July 23, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Han Jin Cho, Hyun Hun Cho, Se Uk Jeon, Jeong Ho Yoo
  • Patent number: 12046406
    Abstract: A planar transformer is disclosed. The disclosed planar transformer includes: a magnetic core; a first coil unit formed in a conductor pattern in a plurality of layers stacked in the magnetic core; a second coil unit formed in a conductor pattern in the plurality of layers stacked in the magnetic core; an electromagnetic interference (EMI) reduction unit disposed on the output end of the second coil unit; and a base for accommodating the magnetic core and the coil units.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: July 23, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Changyong Kwon, Junkyu Lee, Heung Gyoon Choi, Dongkyun Ryu
  • Patent number: 12028985
    Abstract: The present invention relates to an electrical device including a printed circuit board (PCB) module accommodated in a case, and more particularly, to an electrical device having a heat dissipation structure using a filler that reduces heat generation outside a case while increasing a heat dissipation efficiency of a PCB module by using the filler filled in the case, and a manufacturing method of the same.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: July 2, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Jun Kyu Lee, Jeong Man Han, Su Young Kim, Yong Woo Kang, Sang Keun Ji, Dong Kyun Ryu
  • Patent number: 11985772
    Abstract: A battery case includes: a first battery accommodating portion accommodating at least one first battery; a second battery accommodating portion arranged apart from the first battery accommodating portion and accommodating at least one second battery serially connected with the at least one first battery; a rail arranged between the first battery accommodating portion and the second battery accommodating portion; and a structure configured to move along the rail between the first battery accommodating portion and the second battery accommodating portion and prevent contact between same terminals of the at least one first battery and the at least one second battery at a point at which the at least one first battery and the at least one second battery touch each other.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: May 14, 2024
    Assignee: SOLUM CO., LTD.
    Inventor: Sang Baek Park
  • Patent number: 11955755
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: April 9, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Patent number: 11825599
    Abstract: The present invention relates to an electrical device including a printed circuit board (PCB) accommodated in a case, and more particularly, to an air-pocket prevention PCB, an air-pocket prevention PCB module, an electrical device including the same, and a manufacturing method of an electrical device including the same with improved fluidity of a resin material so that air pockets that may occur when the case is filled with the resin material are easily discharged and the resin material may be evenly filled inside the case.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: November 21, 2023
    Assignee: SOLUM CO., LTD.
    Inventors: Jun Kyu Lee, Jeong Man Han, Su Young Kim, Yong Woo Kang, Sang Keun Ji, Dong Kyun Ryu
  • Patent number: 11790808
    Abstract: A peg hook label apparatus includes a body provided with an electronic display unit displaying product information, and a holder provided on one end of the body and configured to have a first width in a portion connected to the body, the first width being greater than a second width of a locking hook disposed on an end portion thereof.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: October 17, 2023
    Assignee: SOLUM CO., LTD.
    Inventors: Hyun Hun Cho, Yong Bum Lim, Mi Deum Choi, Sang Baek Park
  • Patent number: 11783989
    Abstract: A transformer includes: an upper primary substrate (110) which is formed by stacking a plurality of dielectric substrates, each substrate being provided with spiral conductive patterns; a lower secondary substrate (120) which is formed by stacking a plurality of dielectric substrates, each substrate being provided with spiral conductive patterns, in which the lower secondary substrate is positioned below the upper primary substrate (110) in such a way that the lower secondary substrate comes into contact with the upper primary substrate (110) or is spaced apart from the upper primary substrate (110); and a secondary coil element (200) of a planar shape to produce an induced current by a current applied to the upper primary substrate (110) and the lower primary substrate (120).
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: October 10, 2023
    Assignees: SOLUM CO., LTD., ATUM CO., LTD.
    Inventors: Eun Sik Kim, Jun Kyu Lee, Changyong Kwon, Dong-kyun Ryu, Sang-keun Ji, Taeksoo Han, Jung Soo Lee
  • Publication number: 20230289765
    Abstract: Provided is a computing technology for controlling information display of an electronic shelf label that is connected to a management server via a network and displays electronic information. The electronic shelf label measures a distance to at least one product arranged behind the electronic shelf label, and when a change in the distance occurs, activates a wireless tag reader. When product identification information acquired by the wireless tag reader is different from currently displayed product identification information, the electronic shelf labels request a label change registration to a server. Changed product information is received according to the label change registration, and the changed product information is reflected in displayed product information.
    Type: Application
    Filed: May 19, 2023
    Publication date: September 14, 2023
    Applicant: SOLUM CO., LTD.
    Inventors: Han Jin Cho, Hyun Hun Cho, Se Uk Jeon, Jeong Ho Yoo
  • Patent number: D1118747
    Type: Grant
    Filed: March 5, 2025
    Date of Patent: March 17, 2026
    Assignee: Solum Co., Ltd.
    Inventors: Yongbum Lim, Dogyeong Hwang, Injong Han