Patents by Inventor Jin-Woo Choi

Jin-Woo Choi 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: 20220352239
    Abstract: A display device includes light emitting elements disposed on a substrate. The light emitting elements include an emission area and a porous area including quantum dots.
    Type: Application
    Filed: December 22, 2021
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Jo KIM, Min Woo KIM, Jin Wan KIM, Dae Ho SONG, Jin Woo CHOI, Su Jeong KIM, Young Jin SONG
  • Publication number: 20220352443
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel circuit portion disposed on the substrate and including a transistor that drives a pixel, and a display element portion disposed on the pixel circuit portion and including a pixel electrode electrically connected to an electrode of the transistor through a bridge pattern. The pixel circuit portion includes a first capping layer disposed between the bridge pattern and the pixel electrode, and the pixel electrode and the bridge pattern are multiple metal layers including a same material.
    Type: Application
    Filed: December 28, 2021
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Su Jin LEE, Jae Yong JANG, Jin Woo CHOI, Bon Yong KOO
  • Patent number: 11471425
    Abstract: The present invention relates to a pharmaceutical composition containing broussochalcone A as an active ingredient for prevention or treatment of inflammatory bowel disease. The pharmaceutical composition containing broussochalcone A as an active ingredient for prevention or treatment of inflammatory bowel disease of the present invention suppresses inflammation to ameliorate symptoms of weight loss, reduction in bowel length, diarrhea, and hemafecia, which result from inflammatory bowel disease, and has no side effects occurring in an existing drug medicine, and thus can be effectively used in the treatment of inflammatory bowel disease.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: October 18, 2022
    Assignee: BIOPHARMARESEARCHLAB CO., LTD.
    Inventors: Yoon Soo Kim, Jin Woo Choi
  • Publication number: 20220328436
    Abstract: A display device may include: a substrate including a display area and a non-display area; and a pixel located in the display area, the pixel having an emission area and a pixel circuit area. The pixel may include: at least one transistor located in the pixel circuit area; a first pad electrode and a second pad electrode spaced from each other and located in the emission area, the first pad electrode and the second pad electrode being electrically connected to the at least one transistor; a first through hole penetrating one region of the first pad electrode; a second through hole penetrating one region of the second pad electrode; and a light emitting element located in the emission area, the light emitting element being electrically connected to the first pad electrode and the second pad electrode.
    Type: Application
    Filed: March 17, 2022
    Publication date: October 13, 2022
    Inventors: Dae Ho SONG, Min Woo KIM, Sung Kook PARK, Byung Choon YANG, So Yeon YOON, Hyung Il JEON, Joo Woan CHO, Jin Woo CHOI
  • Publication number: 20220296114
    Abstract: An apparatus for estimating blood pressure is provided. According to one embodiment, the apparatus for estimating blood pressure may include: a first sensor configured to obtain a pulse wave signal of a green wavelength from an object when the object is in contact with the first sensor; a second sensor configured to measure an external force applied to the second sensor while the first sensor is obtaining the pulse wave signal; and a processor configured to obtain an oscillometric envelope based on a direct current (DC) component of the pulse wave signal of the green wavelength and the external force, and estimate the blood pressure using the oscillometric envelope.
    Type: Application
    Filed: July 12, 2021
    Publication date: September 22, 2022
    Inventors: Jin Woo CHOI, Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Hye Rim LIM
  • Publication number: 20220296112
    Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information includes: a pulse wave sensor configured to measure a pulse wave signal from an object; a force sensor configured to measure force exerted between the object and the pulse wave sensor; and a processor configured to obtain an oscillogram by using the pulse wave signal and the force, to determine a first mean arterial pressure (MAP) based on the obtained oscillogram, to extract additional information in an interval preceding a point of the first MAP of the oscillogram, to obtain a second MAP based on the first MAP and the additional information, and to estimate bio-information based on the obtained second MAP.
    Type: Application
    Filed: July 15, 2021
    Publication date: September 22, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hye Rim LIM, Sang Yun PARK, Chang Mok CHOI, Jae Min KANG, Jin Woo CHOI
  • Publication number: 20220296115
    Abstract: An apparatus for estimating bio-information is provided. According to an embodiment of the present disclosure, the apparatus for estimating bio-information includes: a first sensor configured to measure a first pulse wave signal of a first wavelength and a second pulse wave signal of a second wavelength from an object; a second sensor configured to measure at least one of a force or a pressure applied to the object; and a processor configured to: generate an oscillometric waveform envelope based on the first pulse wave signal of the first wavelength and the at least one of the force or the pressure applied to the object; obtain a feature value from the oscillometric waveform envelope; predict a size of a measured blood vessel based on the second pulse wave signal of the second wavelength; correct the feature value based on the size of the measured blood vessel; and estimate the bio-information based on correcting the feature value.
    Type: Application
    Filed: July 13, 2021
    Publication date: September 22, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Woo CHOI, Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Hye Rim LIM
  • Publication number: 20220294294
    Abstract: The present disclosure relates to a rotor assembly and a motor including the same. The rotor assembly according to the present disclosure includes a rotor core having a through-hole formed through a central portion thereof in an axial direction of the rotor core, and a rotor shaft that is coupled to the rotor core through the through-hole and that has a hollow into which a cooling fluid is introduced. A cooling fin protrudes from an inner circumferential surface of the rotor core toward the rotor shaft to form, between the rotor core and the rotor shaft, a rotor cooling channel through which the cooling fluid flows.
    Type: Application
    Filed: September 8, 2021
    Publication date: September 15, 2022
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Jin Woo CHOI, Yeong Woo SEO
  • Publication number: 20220287571
    Abstract: An apparatus for estimating bio-information is disclosed. The apparatus may include: a pulse wave sensor configured to measure a pulse wave signal from an object; a force sensor configured to obtain a force signal by measuring an external force exerted onto the force sensor; and a processor configured to obtain a first input value, a second input value, and a third input value based on the pulse wave signal and the force signal, to extract a feature vector by inputting the first input value, the second input value, and the third input value into a first neural network model, and to obtain the bio-information by inputting the feature vector into a second neural network model.
    Type: Application
    Filed: July 7, 2021
    Publication date: September 15, 2022
    Applicants: SAMSUNG ELECTRONICS CO., LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Sang Kon BAE, Joon-Hyuk CHANG, Jin Woo CHOI, Youn Ho KIM, Jehyun KYUNG, Joon-Young YANG, Inmo YEON, Jeong-Hwan CHOI
  • Publication number: 20220285586
    Abstract: A display device may include: a base layer including a plurality of islands, at least one first bridge configured to connect the islands in a first direction, and at least one second bridge configured to connect the islands in a second direction; and at least one pixel including a plurality of sub-pixels in the base layer. Each of the sub-pixels may include: a first electrode and a second electrode in one island of the islands and spaced from each other; a third electrode and a fourth electrode in one bridge of the at least one first bridge and the at least one second bridge and spaced from each other; at least one first light emitting element between the first electrode and the second electrode; and at least one second light emitting element between the third electrode and the fourth electrode.
    Type: Application
    Filed: February 2, 2020
    Publication date: September 8, 2022
    Inventors: Eun A YANG, Jin Woo CHOI, Hyun Min CHO
  • Patent number: 11430759
    Abstract: A display device and a method of manufacturing the same are provided. The display device includes a first electrode disposed on a substrate, an adhesive auxiliary layer disposed on the first electrode and including a self-assembled monolayer, a light emitting element disposed on the adhesive auxiliary layer, and a contact electrode disposed between the adhesive auxiliary layer and the light emitting element. The light emitting element includes a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and an intermediate layer disposed between the first semiconductor layer and the second semiconductor layer.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: August 30, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae Ho Song, Min Woo Kim, Byung Choon Yang, Hyung Il Jeon, Jin Woo Choi
  • Publication number: 20220265663
    Abstract: The present invention relates to a pharmaceutical composition for prevention or treatment of a muscular disease, the composition comprising dimenhydrinate, harmol and/or calcium pantothenate as active ingredients. Application of dimenhydrinate, harmol, and calcium pantothenate individually has an effect of promoting myoblast proliferation and differentiation. In particular, the combination thereof has the effect of synergistically increasing the effect of promoting myoblast proliferation and differentiation. Thus, dimenhydrinate, harmol and/or calcium pantothenate may be usefully used alone or in combination for the prevention or treatment of muscular diseases, in particular sarcopenia.
    Type: Application
    Filed: May 13, 2022
    Publication date: August 25, 2022
    Inventors: Yi-Rang KIM, Jin-Woo CHOI
  • Patent number: 11414517
    Abstract: A low-temperature processable aliphatic polyester having 3-hydroxybutryates (3HB) and 4-hydroxybutyrates (4-HB) as basic repeated structures and an adjusted content of 4-hydroxybutyrates (4HB) is described. Articles based on the aliphatic polyesters are described and include a biodegradable wax, a medical device, a low-temperature hot melt, a non-woven cloth, a bioplastic, a drug carrier, a medical wrap, a medical fiber, a medical filament, a medical stent, or an orthopedic prosthesis. Methods for preparing the aliphatic polyesters are described.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: August 16, 2022
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Jin Woo Choi, Yunjae Jang, Soyun Park, Dong-eun Chang, John Licata
  • Publication number: 20220208515
    Abstract: A substrate treating apparatus includes a process chamber having a reaction space with one or more insulation members exposed to the reaction space; a substrate support member supporting a substrate at the reaction space; a gas supply member selectively supplying a passivation gas and a process gas to the reaction space; a plasma source exciting a gas into a plasma; and a controller which controls the gas supply member and the plasma source, and after a substrate to be treated is taken into the reaction space and supported by the support member, the controller controls the gas supply member and the plasma source to supply the passivation gas and the process gas to the reaction space simultaneously or sequentially, and generate a plasma in the reaction space under the condition of stopping a supply of the passivation gas but supplying the process gas.
    Type: Application
    Filed: December 29, 2021
    Publication date: June 30, 2022
    Inventors: Jin Woo CHOI, Seung Jun OH, Jin Woo NAM, Jang Hee LEE, Young Hak PARK, Ahn Na SEO
  • Publication number: 20220199725
    Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.
    Type: Application
    Filed: November 8, 2021
    Publication date: June 23, 2022
    Inventors: Jin Woo CHOI, Min Woo KIM, Sung Kook PARK, Dae Ho SONG, Byung Choon YANG, Hyung Il JEON
  • Patent number: 11364244
    Abstract: The present invention relates to a pharmaceutical composition for prevention or treatment of a muscular disease, the composition comprising dimenhydrinate, harmol and/or calcium pantothenate as active ingredients. Application of dimenhydrinate, harmol, and calcium pantothenate individually has an effect of promoting myoblast proliferation and differentiation. In particular, the combination thereof has the effect of synergistically increasing the effect of promoting myoblast proliferation and differentiation. Thus, dimenhydrinate, harmol and/or calcium pantothenate may be usefully used alone or in combination for the prevention or treatment of muscular diseases, in particular sarcopenia.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: June 21, 2022
    Assignee: ONCOCROSS CO., LTD.
    Inventors: Yi-Rang Kim, Jin-Woo Choi
  • Publication number: 20220165921
    Abstract: A display device includes a substrate, and a display element part on the substrate, and including a light emitting element configured to emit light in a display direction, and a bank pattern that protrudes in the display direction, wherein the bank pattern and the light emitting element include a same material.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 26, 2022
    Inventors: Jin Woo CHOI, Min Woo KIM, Sung Kook PARK, Dae Ho SONG, Byung Choon YANG, Hyung Il JEON
  • Publication number: 20220158038
    Abstract: A display device includes: a substrate; a transparent electrode on one surface of the substrate; a reflective electrode on the transparent electrode; a transistor on the reflective electrode; and a light emitting element between the transparent electrode and the reflective electrode. The transistor overlaps the light emitting element.
    Type: Application
    Filed: October 4, 2021
    Publication date: May 19, 2022
    Inventors: Hyung Il JEON, Min Woo KIM, Sung Kook PARK, Dae Ho SONG, Byung Choon YANG, Jin Woo CHOI
  • Patent number: 11331492
    Abstract: Methods and apparatus are disclosed relating to the stimulating of tissue including nerve tissue based on combinations of capacitors and resistors. Application and removal of voltage to an electrical circuit is taught as part of a method of creating voltage waveforms for nerve and other tissue with such waveforms creating neural signals. The electrical apparatus taught may, include a first electrical node grounded through a first resistor; a second electrical node grounded through a second resistor; a first capacitor connected to both the first electrical node and the second electrical node; a second capacitor separating the second electrical node from a biological grounding point and direct current sources connected to the two nodes.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: May 17, 2022
    Assignee: Board of Supervisors of Louisiana State University and Agricultural and Mechanical College
    Inventors: Jose A. Parodi Amaya, Edward F Austin, Jin-Woo Choi
  • Publication number: 20220141413
    Abstract: An image sensor includes a pixel array of pixels arranged in one or more rows and one or more columns, the pixel array configured to generate an image based on light being incident on one or more pixels of the pixel array. The image sensor includes pixel load circuitry connected to one column of pixels and including transistors serially connected to each other. The image sensor includes switches connected in parallel to separate, respective nodes between adjacent transistors. The image sensor includes image sensor processing circuitry configured to receive, from image processor circuitry, gain information indicating an intensity of light concurrently with an image being generated by the image sensor, and control at least one switch of the plurality of switches to be turned on/off to change an electrical path of a current that passes through the pixel load circuitry, based on the gain information.
    Type: Application
    Filed: January 13, 2022
    Publication date: May 5, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Moo-young KIM, Yong-suk CHOI, Jin-woo CHOI