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).

  • Patent number: 11452705
    Abstract: Provided are an oral delivery composition including oxaliplatin, a water-soluble anticancer agent, and a preparation method thereof, including forming an ionic complex with a bile acid derivative, which is an oral absorption promoter, and oxaliplatin, and incorporating it into the inner aqueous phase of a water-in-oil-in-water (w/o/w) multiple nanoemulsions, thereby obtaining the oral delivery composition with improved oral bioavailability of oxaliplatin, a water-soluble anticancer agent, avoiding the inconvenience and problems of injection, improving patient compliance, and reducing medical costs.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: September 27, 2022
    Assignee: ICURE BNP CO., LTD.
    Inventors: Jin Woo Park, Young Ro Byun, Young Kweon Choi, Kwan Young Chang, Jae Bum Lee
  • 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: 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: 20220302533
    Abstract: An embodiment of the present invention relates to a secondary battery comprising: an electrode assembly which has an anode tab formed at one end thereof and a cathode tab formed at the other end thereof; a case in which the electrode assembly is received and which is open at both opposite ends thereof; and a pair of cap assemblies which are coupled to the respective open ends of the case. According to the present invention, the cap assemblies are formed at the opposite sides of the case and thus cathode and anode terminals of the cap assemblies can have the same direction as the cathode and anode tabs of the electrode assembly, which makes it possible to simplify the shape of and minimize the length of a current collector.
    Type: Application
    Filed: May 20, 2021
    Publication date: September 22, 2022
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Jung Woo CHOI, Byung Ik LEE, Ji Kwang HA, Jin Sub PARK, Kyoung Taek LEE, Min Yeong SONG, Sang Hun KIM
  • 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
  • Patent number: 11450482
    Abstract: A multilayer ceramic electronic component includes: a ceramic body and first and second external electrodes on external surfaces of the ceramic body. The ceramic body includes first and second internal electrodes facing each other with dielectric layers interposed therebetween. The ceramic body includes an active portion in which capacitance is formed and cover portions on upper and lower surfaces of the active portion, respectively. The ratio of the thickness of the first and second external electrodes to the thickness of the cover portion is proportional to the inverse of the cube root of the ratio of the Young's Modulus of each of the first and second external electrodes to the Young's modulus of the cover portion.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: September 20, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Min Gon Lee, Seung Woo Song, Jae Yeol Choi, Jin Kyung Joo, Taek Jung Lee, Jin Man Jung
  • Patent number: 11449544
    Abstract: Disclosed herein is a video search device comprising: at least one processor configured to implement an updating unit generating event object information based on feature information on an object detected in a video; and a storage configured to store comparison object information containing feature information on a reference object, wherein the processor is further configured to implement: an object information generating/deleting unit configured to create information on an object having a predetermined degree of similarity between the event object information and the comparison object information as final object information, and storing the final object information in the storage; and a data searching unit searching the final object information for data that satisfies a search criterion entered by a user.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: September 20, 2022
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Jae Won Choi, Jeong Hun Lee, Kye Won Kim, Ji Man Kim, Sang Wook Lee, Jong Hyeok Lee, Jae Woon Byun, Ho Jung Lee, Jin Hyuk Choi, Sweung Won Cheung, Yeon Woo Kim, Jin Yoon
  • 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: 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: 20220291224
    Abstract: A colorimetric biosensor according to an embodiment includes a transition metal, a solvent and an additive. The colorimetric biosensor further includes M13 bacteriophage. The colorimetric biosensor is for sensing glucose, lactate or pyruvate. A colorimetric biokit according to an embodiment, includes a plurality of arrays, each having a colorimetric biosensor including a transition metal, a solvent, and an additive. Colors of the arrays change depending on the presence or absence of an analyte. The analyte is glucose, lactate, or pyruvate.
    Type: Application
    Filed: December 29, 2020
    Publication date: September 15, 2022
    Applicant: JEN-LIFE
    Inventors: Jin-Woo OH, Eun Jeung CHOI, Jong Min LEE, Kyounga LIM, Dong Wook HAN
  • Patent number: 11442029
    Abstract: Provided is a radiation detector including a radiation detecting unit, a gate module controlling a gate line, a readout module reading out charges stored in an exposure detection pixel determined by a data line and the gate line, and an auto exposure detecting unit determining whether the radiation detecting unit is exposed to a radiation.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: September 13, 2022
    Inventors: Choul Woo Shin, Won Chul Ko, Sung Hoon Lim, Jin Hyun 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
  • Publication number: 20220273880
    Abstract: A needleless syringe having a multi-nozzle and a manufacturing method therefor are proposed. The needleless syringe injects a drug solution through an injection nozzle by expanding a pressure-generating liquid by means of energy generated from a pressure-generating unit, wherein precise branch channels are stably formed so as to inject drugs into a plurality of parts by using multiple injection nozzles. Further, the present disclosure has advantages in that: one energy-generating unit is used and thus nozzles can be densely arranged with a small distance therebetween; when several injections into an affected part are needed, the treatment time can be shortened using multiple injection nozzles; and an inner chamber is inserted into and coupled to or is insert injection-molded in an outer chamber so that more stable and precise branch channels can be formed, and thus multiple drugs can be stably injected into an affected part through multiple injection nozzles.
    Type: Application
    Filed: August 21, 2020
    Publication date: September 1, 2022
    Applicant: JSKBIOMED INC.
    Inventors: Jin Woo JEON, Joon Hak PARK, Min Sung KIM, Kwang Il CHOI
  • 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: 20220271201
    Abstract: A display device includes subpixels arranged in a first direction and a second direction, where each of the subpixels includes an emission area and a sub area arranged in the first direction therein, electrodes extending in the first direction across the emission area and the sub area, where the electrodes includes a first electrode, a second electrode spaced apart from the first electrode in the second direction, a third electrode disposed between the first electrode and the second electrode, and a fourth electrode spaced apart from the third electrode in the second direction with the first electrode interposed therebetween, first light emitting elements disposed on the first electrode and the fourth electrode, and second light emitting elements disposed on the second electrode and the third electrode. A length of the third electrode in the first direction is smaller than a length of the first electrode in the first direction.
    Type: Application
    Filed: February 3, 2022
    Publication date: August 25, 2022
    Inventors: Kwang Taek HONG, Ki Nyeng KANG, Jong Hyuk KANG, Jin Taek KIM, Tae Woo KIM, Do Yeong PARK, Hee Keun LEE, Hyun Deok IM, Su Min 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
  • Publication number: 20220259052
    Abstract: The present invention relates to a silicon oxide preparation method and a preparation device thereof, and more particularly, to a silicon oxide preparation method capable of continuously preparing silicon oxide by a liquid phase-solid phase reaction by introducing a silicon-based molded body into silicon molten metal, and a preparation device thereof.
    Type: Application
    Filed: May 5, 2022
    Publication date: August 18, 2022
    Applicant: TERA TECHNOS CO., LTD
    Inventors: Jae Woo LEE, Jin Gee PARK, Sun Ho CHOI, Jung Hoon CHEON
  • Patent number: 11416139
    Abstract: Provided are an electronic device and a screen display method of the electronic device. More specifically, provided are an electronic device for providing an extension function to a second area according to a characteristic of a characteristic area in first and second areas of an extended touch screen, and a screen display method of the electronic device. Some of the disclosed embodiments provide an electronic device for providing an extension function to a second area according to a characteristic of a characteristic area of an application screen in first and second areas divided by a trigger in an extended touch screen. In addition thereto, various other embodiments are also possible.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: August 16, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soyoung Kim, Daehyun Kim, Minsik Kim, Jongmoo Lee, Geon-Soo Kim, Jin-Wan An, Ji-Woo Lee, Hyun-Suk Choi
  • Patent number: 11415836
    Abstract: Provided is a polarizing plate and a display device. The polarizing plate has excellent durability against an external environment, for example, moisture, due to a protective film of a polarizer, and can prevent color distortion upon observation with polarized sunglasses, and a display device comprising the polarizing plate.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: August 16, 2022
    Inventors: Tae Woo Kim, Jin Yong Park, Won Chul Lee, Jun Cheol Shin, Ki Jun Jung, Jae Min 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