Patents by Inventor Joo Hwang

Joo Hwang 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: 11994744
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed in ascending numerical order along an optical axis from an object-side surface of the first lens toward an imaging plane of the optical imaging system, wherein the conditional expression 11?TTL/IMG_HT is satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane, and IMG_HT is one-half of a diagonal length of the imaging plane.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: May 28, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kil Soo Shin, Yong Joo Jo, Il Yong Park, Hyo Jin Hwang
  • Publication number: 20240150671
    Abstract: Provided is a lubricating oil composition including a lubricating oil additive and a lubricating oil, the lubricating oil additive having nanodiamonds, of which a surface is hydrophobically modified by a surface treatment, dispersed in a base oil. The lubricating oil composition retains dispersibility over a long period of time and thus can ensure storage stability. Machines to which the lubricating oil composition is applied may have improved abrasion resistance as well as improved fuel consumption and reduced noise, and high thermal conductivity of the lubricating oil composition may also increase cooling efficiency and the service life of machines.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 9, 2024
    Applicant: KONASOL CO., LTD.
    Inventors: Yeon Joo BAE, Keum Cheol HWANG, Im Joo CHOI
  • Publication number: 20240146006
    Abstract: This disclosure relates to a connector comprising a first RF contact; a second RF contact spaced apart from the first RF contact in a first axis direction; an insulation part; and a cover shell, wherein the first RF contact includes a (1-1)th RF linker member for connecting with an RF contact of the other connector; a (1-2)th RF linker member spaced apart from the (1-1)th RF linker member on the basis of a second axis direction perpendicular to the first; and a first RF linker member arranged between the (1-1)th RF linker member and the (1-2)th RF linker member on the basis of the second axis direction, the insulation part includes a first RF inspection window arranged between the (1-1)th RF linker member and the (1-2)th RF linker member on the basis of the second axis direction, and the first RF linker member is exposed through the first RF inspection window.
    Type: Application
    Filed: March 20, 2022
    Publication date: May 2, 2024
    Inventors: Su Chan LEE, Kyung Hae CHOI, Jung Hoon CHOI, Hyun Joo HWANG
  • Patent number: 11970770
    Abstract: Disclosed is a substrate processing apparatus and the method of processing an exhaust gas. The substrate processing apparatus and the method of processing an exhaust gas according to the present invention, an exhaust gas decomposition module may decompose a source gas exhausted from a process chamber to decompose a ligand of the source gas. Also, the ligand and the source gas of which the ligand has been decomposed may be put in a stabilized state by reacting with separately supplied O2, N2O, or O3, and then, may be changed to a mixed gas including a reactant gas mixed therewith. Subsequently, the mixed gas may flow into the exhaust pump and may be emitted. Alternatively, the ligand and the source gas may be mixed with the reactant gas and may be emitted.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: April 30, 2024
    Assignee: JUSUNG ENGINEERING CO., LTD.
    Inventors: Dong Won Seo, Heon Do Kim, Chul-Joo Hwang
  • Publication number: 20240131232
    Abstract: Disclosed is an anti-adhesion agent composition which uses a high molecular weight compound having biocompatibility and an oil derived from animals, plants, and minerals so as to improve low viscosity and low strength, which are problems of existing anti-adhesion agents, and prevent adhesion between living tissues. The anti-adhesion composition according to the present disclosure performs a physical barrier function through simple mixing of a polymer material, serving as a physical barrier in its anti-adhesion effect, and a solvent, and remains in the body for a certain period of time, then decomposes, absorbs, and is excreted. The anti-adhesion composition does not interfere with the healing of the wound after surgery, and exhibits an excellent effect of convenient application to the surgical site.
    Type: Application
    Filed: June 13, 2022
    Publication date: April 25, 2024
    Inventors: Sung Joo Hwang, Dong Min Kim, Ji Eun Kim, Yeon Ju Choi, Yong Kyung Hwang
  • Publication number: 20240135876
    Abstract: A display device includes a display panel including pixels in one pixel column and a gate driver for sequentially providing scan signals to the pixels. Each of the pixels includes a light emitting element, a first transistor for controlling a current amount of driving current flowing through the light emitting element and a second transistor for transferring a data signal to a gate electrode of the first transistor in response to a corresponding scan signal among the scan signals. A first pixel among the pixels is electrically connected to a first data line, and a second pixel adjacent to the first pixel among the pixels is electrically connected to a second data line different from the first data line. A second scan signal provided to the second pixel partially overlaps with a first scan signal provided to the first pixel.
    Type: Application
    Filed: October 6, 2023
    Publication date: April 25, 2024
    Inventors: Min Woo BYUN, Min Joo KIM, Seon I JEONG, Chae Han HYUN, Sung Chan HWANG
  • Publication number: 20240138165
    Abstract: The present inventive concept provides a solar cell, including: a semiconductor substrate; a first semiconductor layer provided on one surface of the semiconductor substrate; a second semiconductor layer provided on one surface of the first semiconductor layer; a third semiconductor layer provided on one surface of the second semiconductor layer; a first transparent conductive layer provided on one surface of the third semiconductor layer; and a first electrode provided on one surface of the first transparent conductive layer, wherein the second semiconductor layer includes a p-type semiconductor layer, and the third semiconductor layer includes a p+-type semiconductor layer including W, and a method of manufacturing the solar cell.
    Type: Application
    Filed: February 18, 2022
    Publication date: April 25, 2024
    Inventors: Jae Ho KIM, Chul Joo HWANG
  • Publication number: 20240136745
    Abstract: The present invention relates to a connector comprising: a first radio frequency (RF) contact for RF signal transmission; a second RF contact which is spaced apart from the first RF contact in a first axial direction; an insulation part to which the first RF contact and the second RF contact are coupled; a cover shell to which the insulation part is coupled; a first coaxial cable which is electrically connected to the first RF contact; a second coaxial cable which is spaced apart from the first coaxial cable in the first axial direction and electrically connected to the second RF contact; and a partition wall part which is coupled to the cover shell such that, with respect to the first axial direction, the first RF contact and the first coaxial cable are disposed on one side and the second RF contact and the second coaxial cable are disposed on the other side.
    Type: Application
    Filed: March 8, 2022
    Publication date: April 25, 2024
    Inventors: Su Chan LEE, Hyun Joo HWANG
  • Patent number: 11967276
    Abstract: A display device includes: a display panel including a first pixel, a second pixel adjacent to one side of the first pixel, and a third pixel adjacent to the other side of the first pixel; a first scan driver supplying a first signal to the first to third pixels through a first scan line; a second scan driver supplying a second scan signal to the second and third pixels through a second scan line when a first time elapses after the supply of the first scan signal is started; a data driver supplying a data voltage to a plurality of output lines; and a data divider selectively supplying the data voltage to data lines respectively coupled to the first to third pixels. Each of the second and third pixels includes a switching transistor controlled by the second scan signal.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young In Hwang, Elly Gil, Jin A Lee, Joo Hyeon Jo, Seong Baik Chu
  • Patent number: 11957164
    Abstract: A method for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane manufacturing step for manufacturing a membrane of a flavor capsule by a membrane manufacturing part that manufactures a membrane; a capsule manufacturing step for manufacturing the flavor capsule using an apparatus for manufacturing a capsule with the membrane manufactured during the membrane manufacturing step and a flavored liquid to be held in the membrane; and a hardening step for hardening the flavor capsule.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: April 16, 2024
    Assignee: KT&G CORPORATION
    Inventors: Ick Joong Kim, Ali Jeong Bang, Jung Seop Hwang, Sang Jin Nam, Jae Gon Lee, Han Joo Chung
  • Publication number: 20240120224
    Abstract: A semiconductor manufacturing equipment may include a process chamber for treating a substrate; a front-end module including a first transfer robot, wherein the first transfer robot may be configured to transport the substrate received in a container; a transfer chamber between the front-end module and the process chamber, wherein the transfer chamber may be configured to load or unload the substrate into or out of the process chamber; and a cassette capable of receiving a replaceable component capable of being used in the process chamber. The front-end module may include a seat plate configured to move in a sliding manner so as to retract or extend into or from the front-end module. The cassette may be configured to be loaded into the front-end module while the cassette is seated on the seat plate.
    Type: Application
    Filed: September 12, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin Hyuk CHOI, Beom Soo HWANG, Kong Woo LEE, Myung Ki SONG, Ja-Yul KIM, Kyu Sang LEE, Hyun Joo JEON, Nam Young CHO
  • Publication number: 20240113260
    Abstract: A display device includes a display area where an image is displayed, a non-display area disposed adjacent to the display area, a first sub-pixel disposed in the display area, and a second sub-pixel disposed adjacent to the first sub-pixel in the display area. Each of the first sub-pixel and the second sub-pixel includes a plurality of alignment electrodes spaced apart from each other, and a plurality of light emitting elements disposed between the plurality of alignment electrodes. Each of the plurality of light emitting elements includes a first end having a first polarity, and a second end having a second polarity different from the first polarity. An orientation of the light emitting elements in the first sub-pixel and an orientation of the light emitting elements in the second sub-pixel are symmetrical. The first sub-pixel includes an identification pattern for distinguishing the first sub-pixel from the second sub-pixel.
    Type: Application
    Filed: August 9, 2023
    Publication date: April 4, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Hoon KIM, Min Joo KIM, Je Won YOO, Seung Kyu LEE, Yong Sik HWANG
  • Patent number: 11940599
    Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: March 26, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Jong Gi Lee, Hyo Jin Hwang, Sang Hyun Jang, Yong Joo Jo
  • Publication number: 20240094504
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed along an optical axis from an object-side surface of the first lens toward an imaging plane of an image sensor, wherein 3.5?TTL/IMG HT, f1+f2|<2.0 mm, and 0.7?L1S1es/L1S1el<1.0 are satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane of the image sensor, IMG HT is one-half of a diagonal length of the imaging plane of the image sensor, f1 is a focal length of the first lens, f2 is a focal length of the second lens, L1S1el is a maximum effective radius of the object-side surface of the first lens, and L1S1es is a minimum effective radius of the object-side surface of the first lens.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 21, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Hyuk HUH, Jin Se KIM, Yong Joo JO, Hyo Jin HWANG
  • Publication number: 20240098990
    Abstract: A semiconductor device includes a gate stack structure including insulating patterns and conductive patterns which are alternately stacked, a first separation structure penetrating the gate stack structure, a second separation structure penetrating the gate stack structure and being adjacent to the first separation structure, first and second memory channel structures penetrating the gate stack structure and disposed between the first separation structure and the second separation structure, a first bit line overlapping with the first and second memory channel structures and electrically connected to the first memory channel structure, and a second bit line overlapping with the first and second memory channel structures and the first bit line and electrically connected to the second memory channel structure.
    Type: Application
    Filed: March 28, 2023
    Publication date: March 21, 2024
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Sung-Min Hwang, Jaehoon Lee, Seunghyun Cho, Jae-Joo Shim, Dong-Sik Lee
  • Publication number: 20240090211
    Abstract: A semiconductor memory device includes a gate stack structure including insulating layers, a lower selection line and word lines, the word lines including a first word line adjacent to the lower selection line and a second word line on the first word line, a memory channel structure penetrating the gate stack structure, a plurality of first contact plugs electrically connected to the first word line, a plurality of second contact plugs electrically connected to the second word line, a first conductive line connected to the plurality of first contact plugs, and a second conductive line connected to one of the plurality of second contact plugs.
    Type: Application
    Filed: April 17, 2023
    Publication date: March 14, 2024
    Inventors: Soyeon KIM, Sung-Min HWANG, Dong-Sik LEE, Seunghyun CHO, Bongtae PARK, Jae-Joo SHIM
  • Publication number: 20240058294
    Abstract: The present invention relates to a multilayer suppository formulation comprising an outer layer containing a first pharmaceutical ingredient and an inner layer containing a second pharmaceutical ingredient, and a composition comprising the same for prevention or treatment of colorectal cancer. The present invention reproduces the release order and release interval of composite drugs administered sequentially in combination, for example, FOLFOX, in the same manner. Accordingly, the present invention can be used as an effective dosage form that concentrates a pharmacological effect, reduces a side effect, and greatly improves dosing convenience for a patient by locally administering combined drugs which had been co-administered systemically through intravenous injection, in a lesion-specific manner.
    Type: Application
    Filed: September 23, 2020
    Publication date: February 22, 2024
    Inventors: Sung-Joo Hwang, Seung Hyuk Baik, Eun Jung Park, Se Hyeon Jeong, Intaek Shin
  • Patent number: 11905337
    Abstract: Provided are a novel peptide, a polynucleotide encoding the peptide, an expression vector including the polynucleotide, and a pharmaceutical composition including the peptide, a quasi-drug composition including the peptide, and a health functional food composition including the peptide.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: February 20, 2024
    Assignee: HYSENSBIO
    Inventors: Joo Hwang Park, Ji Hyun Lee
  • Publication number: 20240055233
    Abstract: The present disclosure relates to a substrate processing device and a substrate processing method, the substrate processing device comprising: a chamber; a substrate support part installed in a processing space inside the chamber so as to enable one or more substrate to rotate; a first gas spraying part for spraying a source gas on a first area of the processing space; a second gas spraying part for spraying, on a second area of the processing space, a reactant gas reacting with the source gas on the second area; and a third gas spraying part for spraying, on a third area, a purge gas for dividing the first area and the second area.
    Type: Application
    Filed: October 24, 2023
    Publication date: February 15, 2024
    Inventor: Chul-Joo HWANG
  • Publication number: 20230411911
    Abstract: The present disclosure relates to a board connector comprising: a plurality of RF contacts for transmitting a radio frequency (RF) signal; an insulating part supporting the RF contacts; a plurality of transmission contacts coupled to the insulating part; a ground housing having the insulating part coupled thereto; a first ground contact coupled to the insulating part and shielding between a first RF contact from among the RF contacts and the transmission contacts; and a second ground contact coupled to the insulating part and shielding between a second RF contact from among the RF contacts and the transmission contacts, wherein the first ground contact comprises a first shielding member shielding between the first RF contact and the transmission contacts with respect to a first axial direction and shielding between the first RF contact and the transmission contacts with respect to a second axial direction perpendicular to the first axial direction.
    Type: Application
    Filed: July 23, 2021
    Publication date: December 21, 2023
    Inventors: Dong Wan KIM, Sang Jun OH, Hyun Joo HWANG