Patents by Inventor Hae Sik Kim

Hae Sik Kim 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: 20250243406
    Abstract: A quantum dot preparing method according to an embodiment of the present invention comprises the steps of: preparing a first solution containing at least one first cation precursor and a second solution containing at least one first anion precursor; mixing the first solution and the second solution at 20° C. to 130° C. to prepare a first mixture; raising the temperature of the first mixture to a high temperature of 300° C. within 1 minute; and cooling the first mixture, of which the temperature is raised, to 100° C. or lower within 1 minute, thereby forming a core, wherein the first cation precursor includes an indium oxo cluster (In-Oxocluster).
    Type: Application
    Filed: May 13, 2022
    Publication date: July 31, 2025
    Inventors: Han Il CHUNG, Hae Sik KIM, Do Eok KIM, Jeong Hwan YU, Jae Wook LEE
  • Publication number: 20250203761
    Abstract: A circuit board according to an embodiment includes a first insulating layer; a second insulating layer disposed on the first insulating layer; a first electrode part disposed on the second insulating layer; a second electrode part disposed on the first electrode part; a second insulating layer disposed on the second electrode part; and a fourth insulating layer disposed on the third insulating layer, wherein an upper surface of the first insulating layer includes a plurality of first convex parts, wherein a lower surface of the fourth insulating layer includes a plurality of second convex parts, and wherein at least one of distances between adjacent first convex parts among the plurality of first convex parts includes a region different from at least one of distances between adjacent second convex parts among the plurality of second convex parts.
    Type: Application
    Filed: November 23, 2022
    Publication date: June 19, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Duck Hoon PARK, Hae Sik KIM, Jee Heum PAIK
  • Publication number: 20250196708
    Abstract: An embodiment method of charging a battery of a vehicle using battery state diagnosis includes acquiring, by a charging controller, battery status information from the battery, checking, by the charging controller, battery status accuracy using the battery status information, according to the check result, determining, by the charging controller, whether to sell power stored in the vehicle, and according to the determination result, discharging, by the charging controller, the power stored in the vehicle to a charging station or performing charging by receiving power from the charging station.
    Type: Application
    Filed: August 28, 2024
    Publication date: June 19, 2025
    Inventor: Hae-Sik Kim
  • Patent number: 12336092
    Abstract: A circuit board according to an embodiment includes: an insulating part; and a pattern part disposed on the insulating part, wherein the insulating part includes first and second insulating regions spaced apart from each other with an open region interposed therebetween, the pattern part includes: a first terminal portion disposed in a plurality of first side regions of the first insulating region adjacent to the open region; a second terminal portion disposed on a plurality of second side regions of the second insulating region facing the plurality of first side regions with the open region interposed therebetween; and a connecting portion disposed in the open region and connecting between the first and second terminal portions, wherein the connecting portion includes a plurality of bent portions connecting between the first terminal portion and the second terminal portion disposed in the first side region and the second side region which do not face each other and formed at a plurality of corners of the ope
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: June 17, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Na Kyung Kwon, Hae Sik Kim
  • Publication number: 20250151604
    Abstract: A substrate for display comprises one surface, the other surface, a first area (folding area) and a second area (non-folding area). A first hole passing through the one surface and the other surface is formed on the first area. A 1-1 groove is formed on one surface of the first area in the direction from the one surface to the other surface. A 1-2 groove is formed on the other surface of the first area in the direction from the other surface to the one surface. A 2-1 groove is formed on one surface of the second area in the direction from the one surface to the other surface. A 2-2 groove is formed on the other surface of the second area in the direction from the other surface to the one surface. The 1-1 groove and 1-2 groove and the 2-1 groove and 2-2 groove do not overlap each other in the thickness direction of the substrate for display.
    Type: Application
    Filed: January 10, 2025
    Publication date: May 8, 2025
    Inventors: Duck Hoon PARK, Hae Sik KIM, Woo Young CHANG, Jee Heum PAIK
  • Publication number: 20250098348
    Abstract: An image sensor substrate includes an insulating layer including a first open region; and a first lead pattern part disposed on the insulating layer. The first lead pattern part includes: a first pattern part disposed on the insulating layer; a connection portion extending from the first pattern part; and a second pattern part connected to the first pattern part through the connection portion. The second pattern part and the connection portion are disposed to fly on a region not overlapped with the insulating layer in a vertical direction.
    Type: Application
    Filed: September 30, 2024
    Publication date: March 20, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Shik BAIK, Eun Sung SEO, Young Joon SON, Jee Heum PAIK, Hae Sik KIM
  • Publication number: 20250078690
    Abstract: A display substrate according to the embodiment includes a base material containing chromium and iron, wherein the base material includes a surface portion and a central portion, the surface portion is defined as a depth region from a surface of the base material to a depth of 5 nm in a thickness direction of the base material, and a ratio of chromium atoms to iron atoms (Cr/Fe) of the surface portion is greater than that of the central portion.
    Type: Application
    Filed: November 18, 2024
    Publication date: March 6, 2025
    Inventors: Hae Sik KIM, Duck Hoon Park, Hyun Joon Jung
  • Patent number: 12232408
    Abstract: A substrate for display comprises one surface, the other surface, a first area (folding area) and a second area (non-folding area). A first hole passing through the one surface and the other surface is formed on the first area. A 1-1 groove is formed on one surface of the first area in the direction from the one surface to the other surface. A 1-2 groove is formed on the other surface of the first area in the direction from the other surface to the one surface. A 2-1 groove is formed on one surface of the second area in the direction from the one surface to the other surface. A 2-2 groove is formed on the other surface of the second area in the direction from the other surface to the one surface. The 1-1 groove and 1-2 groove and the 2-1 groove and 2-2 groove do not overlap each other in the thickness direction of the substrate for display.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: February 18, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Duck Hoon Park, Hae Sik Kim, Woo Young Chang, Jee Heum Paik
  • Publication number: 20250054418
    Abstract: A display substrate according to an embodiment relates to a display substrate comprising a display panel installation area and a bezel area. The display substrate comprises one surface and the other surface opposite to the one surface, and the display substrate comprises: a first area which is defined as a folding area; and a second area which is defined as an unfolding area, wherein a groove is formed on the one surface or the other surface of the display substrate and formed in the display panel installation area of the first area, and a hole is formed through the one surface and the other surface of the display substrate and formed in the bezel area of the first area.
    Type: Application
    Filed: October 28, 2024
    Publication date: February 13, 2025
    Inventors: Duck Hoon PARK, Hae Sik Kim, Jee Heum Paik, Sung Won Kang
  • Publication number: 20250040042
    Abstract: Discussed is a circuit board including an insulating layer, and a lead pattern part disposed on the insulating layer. The lead pattern part has a centerline average roughness in a range of 0.05 ?m to 0.5 ?m or a 10-point average roughness in a range of 1.0 ?m to 5.0 ?m.
    Type: Application
    Filed: July 1, 2024
    Publication date: January 30, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Hae Sik KIM, Jee Heum PAIK
  • Publication number: 20250004503
    Abstract: A substrate for display has one side or the other side thereof folded to face each other, has a first region defined as a folding region and a second area defined as an unfolding region, and has a plurality of first through-holes formed in the first region and a plurality of second through-holes formed in the second area, a second through-hole comprising a 2-1 opening area which opens to the one side, and a 2-2 opening area which opens to the other side, and the size of the 2-1 opening region Of at least one second through-hole being different from the size of the 2-2 opening area thereof.
    Type: Application
    Filed: August 21, 2024
    Publication date: January 2, 2025
    Inventors: Duck Hoon PARK, Hae Sik KIM
  • Patent number: 12175895
    Abstract: A display substrate according to the embodiment includes a base material containing chromium and iron, wherein the base material includes a surface portion and a central portion, the surface portion is defined as a depth region from a surface of the base material to a depth of 5 nm in a thickness direction of the base material, and a ratio of chromium atoms to iron atoms (Cr/Fe) of the surface portion is greater than that of the central portion.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: December 24, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hae Sik Kim, Duck Hoon Park, Hyun Joon Jung
  • Patent number: 12159557
    Abstract: A display substrate according to an embodiment relates to a display substrate comprising a display panel installation area and a bezel area. The display substrate comprises one surface and the other surface opposite to the one surface, and the display substrate comprises: a first area which is defined as a folding area; and a second area which is defined as an unfolding area, wherein a groove is formed on the one surface or the other surface of the display substrate and formed in the display panel installation area of the first area, and a hole is formed through the one surface and the other surface of the display substrate and formed in the bezel area of the first area.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: December 3, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Duck Hoon Park, Hae Sik Kim, Jee Heum Paik, Sung Won Kang
  • Patent number: 12132062
    Abstract: An image sensor substrate according to an embodiment includes: an insulating layer including a first open region; and a first lead pattern part disposed on the insulating layer, wherein the first lead pattern part includes: a first pattern part disposed on the insulating layer; a connection portion extending from the first pattern part; and a second pattern part connected to the first pattern part through the connection portion, wherein the second pattern part and the connection portion are disposed to fly on a region not overlapped with the insulating layer in a vertical direction.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: October 29, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Shik Baik, Eun Sung Seo, Young Joon Son, Jee Heum Paik, Hae Sik Kim
  • Patent number: 12093082
    Abstract: A substrate for display has one side or the other side thereof folded to face each other, has a first region defined as a folding region and a second area defined as an unfolding region, and has a plurality of first through-holes formed in the first region and a plurality of second through-holes formed in the second area, a second through-hole comprising a 2-1 opening area which opens to the one side, and a 2-2 opening area which opens to the other side, and the size of the 2-1 opening region Of at least one second through-hole being different from the size of the 2-2 opening area thereof.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: September 17, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Duck Hoon Park, Hae Sik Kim
  • Publication number: 20240293993
    Abstract: A display substrate according to the embodiment includes: a base material having a long direction and a short direction, and including one surface and the other surface, and a first region and a second region; and a hole passing through the one surface and the other surface of the base material, wherein the first region is defined as a folding region in which the one surface is folded to face, the second region is defined as an unfolding region, the hole includes a first hole formed in the first region, and the first hole includes at least three first holes having different sizes in the long direction of the base material.
    Type: Application
    Filed: May 7, 2024
    Publication date: September 5, 2024
    Inventors: Duck Hoon PARK, Hae Sik KIM, Jee Heum PAIK, Woo Young CHANG
  • Patent number: 12063737
    Abstract: A circuit board according to an embodiment includes an insulating layer; and a lead pattern portion disposed on the insulating layer, wherein the lead pattern portion includes: a first portion disposed on the insulating layer; and a second portion extending from one end of the first portion; wherein the first portion is disposed overlapping the insulating layer in a vertical direction, wherein the second portion is disposed in an outer region of the insulating layer and does not overlap the insulating layer; and wherein the lead pattern portion has a centerline average roughness in a range of 0.05 ?m to 0.5 ?m or a 10-point average roughness in a range of 1.0 ?m to 5.0 ?m.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: August 13, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hae Sik Kim, Jee Heum Paik
  • Patent number: 12011907
    Abstract: A display substrate according to the embodiment includes: a base material having a long direction and a short direction, and including one surface and the other surface, and a first region and a second region; and a hole passing through the one surface and the other surface of the base material, wherein the first region is defined as a folding region in which the one surface is folded to face, the second region is defined as an unfolding region, the hole includes a first hole formed in the first region, and the first hole includes at least three first holes having different sizes in the long direction of the base material.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: June 18, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Duck Hoon Park, Hae Sik Kim, Jee Heum Paik, Woo Young Chang
  • Publication number: 20240171839
    Abstract: A circuit board includes an insulating portion and a pattern portion on the insulating portion. The insulating portion includes a first insulating region and a second insulating region outside the first insulating region and spaced apart from the first insulating region with a separation region therebetween. The pattern portion includes a first pattern portion for signal transmission and a second pattern portion including a dummy pattern separated from the first pattern portion. The first pattern portion includes a first terminal portion on the first insulating region, a second terminal portion on the second insulating region, and a connection portion on the separation region and connecting between the first terminal portion and the second terminal portion. The second pattern portion includes a second-first pattern portion on the first insulating region and a second-second pattern portion on the second insulating region and separated from the second-first pattern portion.
    Type: Application
    Filed: January 31, 2024
    Publication date: May 23, 2024
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Hae Sik KIM, So Hee CHOI, Jee Heum PAIK, Na Kyung KWON
  • Patent number: 11936968
    Abstract: A circuit board according to an embodiment includes an insulating portion; and a pattern portion disposed on the insulating portion, wherein the insulating portion includes: a first insulating region, and a second insulating region disposed outside the first insulating region and spaced apart from the first insulating region with a separation region therebetween; wherein the pattern portion includes: a first pattern portion for signal transmission; and a second pattern portion including a dummy pattern separated from the first pattern portion, wherein the first pattern portion includes: a first terminal portion disposed on the first insulating region; a second terminal portion disposed on the second insulating region; and a connection portion disposed on the separation region and connecting between the first terminal portion and the second terminal portion, wherein the second pattern portion includes: a second-first pattern portion disposed on the first insulating region; and a second-second pattern portion d
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: March 19, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hae Sik Kim, So Hee Choi, Jee Heum Paik, Na Kyung Kwon