Patents by Inventor Chan Park

Chan Park 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).

  • Patent number: 12599267
    Abstract: An air-circulating roaster has a cylindrical container having an open top and a body, a heating part for cooking, and a bottom container. The bottom container has an open-bottom and plural holes. The bottom container and an outer heat insulating container form an open-top insulation support beam. A lower ring is between the open-top insulation support beam and the body, an oil sump is formed at the top of the lower ring, and a table ring is provided on the top of the oil sump. A roasting plate is on the upper side of the heating part, an oil outlet is formed on the upper side of the oil sump, and blowers suck air containing foreign substances. A combustion device has support beams to support the oil sump and a heating element, and a third air layer is formed between the open-top insulation support beam and the outer insulation part.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: April 14, 2026
    Assignees: SAMKUM INDUSTRY CO. LTD, NANOTECH
    Inventors: Hoon Kim, Chan Park
  • Publication number: 20260014556
    Abstract: The present disclosure relates to a polymerase chain reaction (PCR) test chip and a PCR test device including the same. The PCR test chip includes: a body unit made of a light-transmitting material and including an inlet through which a sample is injected; a reaction chamber including a first chamber part recessed from a lower surface of the body unit toward an upper surface of the body unit, and recessed in a first region from the lower surface, and a second chamber part in which a reagent is accommodated, being further recessed than the first chamber part toward the upper surface of the body unit with a step difference from the first region inside the first region; and an inflow path that connects the inlet to the reaction chamber and guides the sample into the reaction chamber.
    Type: Application
    Filed: June 27, 2023
    Publication date: January 15, 2026
    Applicant: GENESYSTEM CO., LTD.
    Inventors: Jun Hee Park, Chan Park, Gi Beom Park, Hui Jeong Koo, Dong Hyun Kim, Do Bu Lee, Ok Ran Choi, Yu Jin Seo
  • Publication number: 20250367303
    Abstract: The present invention relates to a polypeptide that passes through a blood-brain barrier or cerebrovascular barrier and a use of the polypeptide for material delivery, and the polypeptide can deliver a material that naturally cannot pass through the blood-brain barrier such as protein into brain tissue.
    Type: Application
    Filed: May 16, 2023
    Publication date: December 4, 2025
    Inventors: Min-Jeong SHIN, In Hyeok CHUNG, Chan PARK
  • Publication number: 20250340860
    Abstract: The present disclosure relates to a nucleic acid isolation device and method. The nucleic acid isolation device includes: a main body formed to allow a biological sample to pass through from top to bottom; and an absorption layer provided inside the main body to absorb an inhibitor that inhibits a polymerase chain reaction (PCR) and is included in the sample, wherein, when the sample passes through the main body, the inhibitor is absorbed into the absorption layer and nucleic acids are discharged through a lower portion of the main body.
    Type: Application
    Filed: June 27, 2023
    Publication date: November 6, 2025
    Applicant: GENESYSTEM CO., LTD.
    Inventors: Jae Hyung Park, Dong Hyun Kim, Dong Nyuk Bae, Jin Hee Park, Do Bu Lee, Jun Hee Park, Chan Park, Ok Ran Choi, Yu Jin Seo
  • Patent number: 12431061
    Abstract: A display device includes a display panel displaying an image using a gate signal and a data signal. The display device includes a gate driving circuit generating the gate signal using a gate control signal. The display device includes a data driving circuit generating the data signal using a data control signal and an image data Application. The display device includes a timing controlling circuit generating the gate control signal, the data control signal, and the image data using an image signal and a plurality of timing signals. The timing controlling circuit is further configured to transmit the gate control signal, the data control signal, and the image data with a variable refresh rate profile different based on a temperature.
    Type: Grant
    Filed: November 22, 2023
    Date of Patent: September 30, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: So-Jeong Kim, Nak-Yoon Kim, Chan Park
  • Publication number: 20250273157
    Abstract: A display device includes: a timing controlling unit generating an image data, a data control signal and a gate control signal; a data driving unit generating a data signal using the image data and the data control signal; a gate driving unit generating a plurality of scan signals and an emission signal using the gate control signal; and a display panel displaying an image using the data signal, the plurality of scan signals and the emission signal, wherein the emission signal includes a plurality of cycles each having a duty-on period and an duty-off period during one frame, and wherein duty ratios of at least two of the plurality of cycles are different from each other.
    Type: Application
    Filed: November 19, 2024
    Publication date: August 28, 2025
    Inventors: So-Jeong KIM, Chan PARK, Seung-Hyeok KIM
  • Patent number: 12366890
    Abstract: A display device having a cover glass according to an example of the present disclosure includes a display panel, and a cover glass located on the display panel and including a folding area and a non-folding area, wherein the cover glass can include a glass layer including a glass having one or more slits disposed in the folding area in a width direction of the glass and formed in a shape passing through the glass in a height direction thereof, and a filler filled in each slit.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: July 22, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Ikhyun Kuon, Chan Park, Yongsoo Kim, Eungchul Park, Moongoo Kim
  • Patent number: 12361877
    Abstract: Disclosed are a display device in which a scan timing for applying a stress voltage to a pixel is adjusted based on an operating frequency to prevent a flicker phenomenon even when the operating frequency varies, and a method for operating the same. The display device includes a display panel including a plurality of pixel circuits; and a gate driver circuit configured to provide an emission signal, a first scan signal, a second scan signal, a third scan signal, and a fourth scan signal to each of the plurality of pixel circuits, wherein when the display device operates in a variable refresh rate (VRR) mode, the display device is configured to adjust a time at and/or a time duration for which the third scan signal is enabled based on an operating frequency in each of a refresh frame and an anode reset frame, wherein the third scan signal is defined as a signal for applying an on-bias stress voltage to a pixel circuit.
    Type: Grant
    Filed: December 26, 2023
    Date of Patent: July 15, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Chan Park, Nakyoon Kim, Sojeong Kim
  • Publication number: 20250224763
    Abstract: A manufacturing apparatus is configured to bond a display panel to a cover window having a flat portion between a first curvature portion and a second curvature portion. The manufacturing apparatus comprises a first attachment portion configured to press a first adhesive surface of the display panel to the flat portion of the cover window, and a 3D attachment portion configured to press a first edge adhesive surface and a second edge adhesive surface of the display panel to the first curvature portion and the second curvature portion of the window, respectively, and not press the first adhesive surface of the display panel.
    Type: Application
    Filed: March 24, 2025
    Publication date: July 10, 2025
    Inventors: IkHyun KUON, Yongsoo KIM, SangEun HAN, SungNam BYUN, JeongKweon PARK, SangGul LEE, Changmin PYO, Doowon SEO, Bogyung KANG, Sungwook PARK, Juyeob LEE, YongMin HA, SoonBum SHIN, MoonGoo KIM, Chan PARK, YunMi LEE
  • Patent number: 12295244
    Abstract: A manufacturing apparatus is configured to bond a display panel to a cover window having a flat portion between a first curvature portion and a second curvature portion. The manufacturing apparatus comprises a first attachment portion configured to press a first adhesive surface of the display panel to the flat portion of the cover window, and a 3D attachment portion configured to press a first edge adhesive surface and a second edge adhesive surface of the display panel to the first curvature portion and the second curvature portion of the window, respectively, and not press the first adhesive surface of the display panel.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: May 6, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: IkHyun Kuon, Yongsoo Kim, SangEun Han, SungNam Byun, JeongKweon Park, SangGul Lee, Changmin Pyo, Doowon Seo, Bogyung Kang, Sungwook Park, Juyeob Lee, YongMin Ha, SoonBum Shin, MoonGoo Kim, Chan Park, YunMi Lee
  • Patent number: 12293724
    Abstract: A display device includes a timing controlling unit configured to generate an image data, a data control signal and a gate control signal; a data driving unit configured to generate a data signal using the image data and the data control signal; a gate driving unit configured to generate a gate1 signal, an odd gate2 signal, an even gate2 signal, a gate3 signal, a gate4 signal and an emission signal using the gate control signal; and a display panel displaying an image using the gate1 signal, the odd gate2 signal, the even gate2 signal, the gate3 signal, the gate4 signal and the emission signal. A rising timing of the emission signal and a falling timing of the gate3 signal are changed according to a duty ratio.
    Type: Grant
    Filed: December 4, 2023
    Date of Patent: May 6, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventors: So-Jeong Kim, Nak-Yoon Kim, Chan Park
  • Patent number: 12179464
    Abstract: Disclosed is a method for manufacturing ultra-thin glass. The method includes: patterning, on a mother glass substrate comprising a plurality of display cells and a dummy area surrounding the display cells, a cutting line having a shape corresponding to the display cells; forming a mother glass protective film on the mother glass substrate; forming a through-hole which corresponds to the cutting line by etching the mother glass substrate; and cutting bridges which are formed by the mother glass substrate and connect the through-holes.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: December 31, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Doowon Seo, Wooseok Roh, Moongoo Kim, Chan Park, Eungchul Park
  • Patent number: 12142229
    Abstract: Disclosed is a display device comprising: a display panel on which a plurality of pixels of different colors are arrayed; a power supply configured to supply a high-potential driving voltage to the display panel; and a data driver configured to calculate an average picture level of input image data, and generate a data voltage based on a compensation value for compensating for a voltage drop of the high-potential driving voltage based on the calculated APL, wherein the compensation value is independently set for each of the colors.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: November 12, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Jongtaek Kim, Chan Park
  • Patent number: 12094424
    Abstract: Embodiments of the disclosure relate to a display device and a data driving circuit. Specifically, there may be provided a display device with enhanced power efficiency and a data driving circuit by providing a display device including a display panel divided into an always-on display area displaying information during a standby screen period and a black grayscale area except for the always-on display area, an image display voltage output circuit outputting a data voltage to input to the always-on display area during the standby screen period, and a voltage stabilization circuit outputting a constant voltage to input to at least a partial area of the black grayscale area during the standby screen period.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: September 17, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hong Soon Kim, Chan Park, Nakyoon Kim
  • Patent number: 12082740
    Abstract: The present invention pertains to an air-circulating electric roaster designed to enhance the safety of cooking utensils by interrupting the drive power based on temperature changes in the grill plate and the positional detachment of the roaster. The invention comprises an outer body 20 and an inner body 20b, with an electrically heated operating heating lamp 33c provided in the inner body 20b. It further includes a heating unit 30, a grill plate 40, a bottom cap 50, a blower 60, temperature and pressure detection means 70, a platinum catalyst filter 74 arranged externally on the inner body 20b, a water level sensor 77 positioned inside the oil collector 222b, and seismic vibration detection means 80 installed on the outer body 20. These components are integrated into an air-circulating electric roaster 10 and a control box 90 designed to inform about the operational status of the electric roaster.
    Type: Grant
    Filed: January 17, 2024
    Date of Patent: September 10, 2024
    Inventors: Hoon Kim, Chan Park, Yong Goo Cho
  • Publication number: 20240274449
    Abstract: Described are systems and methods for advanced process control and monitoring. Systems and methods may be associated with a data processing module configured to receive and process a plurality of data types and datasets from a plurality of different sources for generating training data; a training and optimization module configured to provide the training data to a machine learning pipeline for training and optimizing a model; and an inference module configured to use the model for generating one or more predicted metrics substantially in real-time, wherein the one or more predicted metrics are useable to characterize an output of a process performed by a process equipment.
    Type: Application
    Filed: February 8, 2024
    Publication date: August 15, 2024
    Inventors: Pil Sung Jo, Chan Park, Simon Zabrocki, Byung-Jun Lee, Minju Jung, Sunghee Yun, Dongkyun Yim
  • Patent number: 12041810
    Abstract: A display device includes a cover window and a display module bonded to the cover window at a front side of the display module. The display module also includes a display panel. The display device includes a metal deposition film formed on a rear surface and side surfaces of the display module.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: July 16, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Woo-Seok Roh, Moon-Goo Kim, Eui-Jun Lee, Chan Park
  • Publication number: 20240221601
    Abstract: A display device includes a timing controlling unit configured to generate an image data, a data control signal and a gate control signal; a data driving unit configured to generate a data signal using the image data and the data control signal; a gate driving unit configured to generate a gate1 signal, an odd gate2 signal, an even gate2 signal, a gate3 signal, a gate4 signal and an emission signal using the gate control signal; and a display panel displaying an image using the gate1 signal, the odd gate2 signal, the even gate2 signal, the gate3 signal, the gate4 signal and the emission signal. A rising timing of the emission signal and a falling timing of the gate3 signal are changed according to a duty ratio.
    Type: Application
    Filed: December 4, 2023
    Publication date: July 4, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: So-Jeong KIM, Nak-Yoon Kim, Chan PARK
  • Publication number: 20240221651
    Abstract: Disclosed are a display device in which a scan timing for applying a stress voltage to a pixel is adjusted based on an operating frequency to prevent a flicker phenomenon even when the operating frequency varies, and a method for operating the same. The display device includes a display panel including a plurality of pixel circuits; and a gate driver circuit configured to provide an emission signal, a first scan signal, a second scan signal, a third scan signal, and a fourth scan signal to each of the plurality of pixel circuits, wherein when the display device operates in a variable refresh rate (VRR) mode, the display device is configured to adjust a time at and/or a time duration for which the third scan signal is enabled based on an operating frequency in each of a refresh frame and an anode reset frame, wherein the third scan signal is defined as a signal for applying an on-bias stress voltage to a pixel circuit.
    Type: Application
    Filed: December 26, 2023
    Publication date: July 4, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Chan PARK, Nakyoon KIM, Sojeong KIM
  • Publication number: 20240203319
    Abstract: A display device includes a display panel displaying an image using a gate signal and a data signal. The display device includes a gate driving circuit generating the gate signal using a gate control signal. The display device includes a data driving circuit generating the data signal using a data control signal and an image dataApplication. The display device includes a timing controlling circuit generating the gate control signal, the data control signal, and the image data using an image signal and a plurality of timing signals. The timing controlling circuit is further configured to transmit the gate control signal, the data control signal, and the image data with a variable refresh rate profile different based on a temperature.
    Type: Application
    Filed: November 22, 2023
    Publication date: June 20, 2024
    Inventors: So-Jeong KIM, Nak-Yoon KIM, Chan PARK