Patents by Inventor Ryong HWANG

Ryong 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: 11974433
    Abstract: A semiconductor memory device includes a third insulating pattern and a first insulating pattern on a substrate, the third insulating pattern and the first insulating pattern being spaced apart from each other in a first direction that is perpendicular to the substrate such that a bottom surface of the third insulating pattern and a top surface of the first insulating pattern face each other, a gate electrode between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and including a first side extending between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and a second insulating pattern that protrudes from the first side of the gate electrode by a second width in a second direction, the second direction being different from the first direction.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: April 30, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo-Heon Kang, Tae Hun Kim, Jae Ryong Sim, Kwang Young Jung, Gi Yong Chung, Jee Hoon Han, Doo Hee Hwang
  • Publication number: 20230411203
    Abstract: In accordance with an exemplary embodiment of the present invention, provided is an apparatus for processing substrate, the apparatus comprising: a chamber providing a process space formed therein; a susceptor on which a substrate is placed, the susceptor being installed in the process space; a gas supply port formed in the central portion of the ceiling of the chamber to supply a source gas to the process space; an exhaust port formed on a side wall of the chamber to be positioned outside and below the susceptor, the exhaust port exhausting a gas in the process space in the direction from a center of the susceptor toward an edge of the susceptor; and an antenna positioned above the susceptor and installed outside the chamber to generate plasma from the source gas, an upper surface of the susceptor comprises a seating surface on which the substrate is placed during the process and a control surface which is located on the periphery of the seating surface and faces the process space to be exposed to the plasma
    Type: Application
    Filed: August 28, 2023
    Publication date: December 21, 2023
    Applicant: EUGENE TECHNOLOGY CO., LTD.
    Inventors: Ryong HWANG, Se Jong SUNG, Woong Joo JANG, Yang Sik SHIN, Woo Duck JUNG
  • Publication number: 20230245867
    Abstract: According to an embodiment of the present invention, an apparatus for processing substrate comprising: a susceptor; and a cover unit installed on an upper part of the susceptor, the substrate is placed on the cover unit, wherein the cover unit comprises: a cover frame having one or more air gaps; and one or more covers having a shape corresponding to each of the air gaps and mountable in each of the air gaps, wherein a depth of the air gap is at least three times the thickness of the substrate.
    Type: Application
    Filed: January 27, 2023
    Publication date: August 3, 2023
    Applicant: EUGENE TECHNOLOGY CO., LTD.
    Inventors: Woo Duck JUNG, Jeong Hee JO, Ryong HWANG, Se Jong SUNG, Woong Joo JANG, Sang Soon JUNG
  • Publication number: 20220093445
    Abstract: In accordance with an exemplary embodiment of the present invention, provided is an apparatus for processing substrate, the apparatus comprising: a chamber providing a process space formed therein; a susceptor on which a substrate is placed, the susceptor being installed in the process space; a gas supply port formed in the central portion of the ceiling of the chamber to supply a source gas to the process space; an exhaust port formed on a side wall of the chamber to be positioned outside and below the susceptor, the exhaust port exhausting a gas in the process space in the direction from a center of the susceptor toward an edge of the susceptor; and an antenna positioned above the susceptor and installed outside the chamber to generate plasma from the source gas, an upper surface of the susceptor comprises a seating surface on which the substrate is placed during the process and a control surface which is located on the periphery of the seating surface and faces the process space to be exposed to the plasma
    Type: Application
    Filed: January 20, 2020
    Publication date: March 24, 2022
    Applicant: EUGENE TECHNOLOGY CO., LTD.
    Inventors: Ryong HWANG, Se Jong SUNG, Woong Joo JANG, Yang Sik SHIN, Woo Duck JUNG
  • Publication number: 20200113500
    Abstract: The present invention relates to a menstrual cup having a blood test cartridge. A menstrual cup according to one embodiment of the present invention comprises a body part having an opening formed at one side of the body part, a storage part configured to receive menstrual blood therein, and a cartridge receiving part connected to the storage part at a side opposite the opening, and a cartridge for blood test removably mounted in the cartridge receiving part.
    Type: Application
    Filed: March 21, 2018
    Publication date: April 16, 2020
    Applicant: LOON LAB INC.
    Inventor: Ryong HWANG
  • Publication number: 20200060865
    Abstract: The present invention relates to an easily inserted menstrual cup. The menstrual cup according to an embodiment of the present invention includes: a main body having an opening formed at one side and a storage part for accommodating menstrual blood therein formed at an inner side; a rim formed at the opening of the main body and configured to prevent leakage of the menstrual blood by closely contacting with the wall of the vagina when the menstrual cup is inserted into the vagina; and a frame formed inside a wall of the main body, wherein the frame is formed of a shape memory material.
    Type: Application
    Filed: November 4, 2019
    Publication date: February 27, 2020
    Applicant: LOON LAB INC.
    Inventor: Ryong HWANG
  • Publication number: 20200046572
    Abstract: Provided herein is an easily removed menstrual cup which includes a main body in which an opening is formed at one side, a storage configured to accommodate menstrual blood therein is formed, and an air inlet is formed at an upper end; an air flow path formed between an outer wall and an inner wall of the main body and configured to connect the air inlet to the outside of the main body; and an air inflow controller installed on the air flow path and configured to control an inflow of external air into the air inlet through the air flow path.
    Type: Application
    Filed: October 17, 2019
    Publication date: February 13, 2020
    Applicant: LOON LAB INC.
    Inventor: Ryong HWANG
  • Publication number: 20180199874
    Abstract: An embodiment of the present invention provides a smart menstrual cup comprising: a storage unit, a side of which is open so as to receive menstrual blood in at least one inner space thereof; a measuring unit for measuring menstrual blood received in the storage unit; and a control unit for generating a signal on the basis of measurement information from the measuring unit or processing information obtained on the basis of the measurement information.
    Type: Application
    Filed: July 13, 2016
    Publication date: July 19, 2018
    Inventor: Ryong HWANG
  • Patent number: 9346195
    Abstract: A method of manufacturing a flexible substrate includes providing a support, forming an auxiliary layer including a silicon-containing material and a gold (Au) particle on the support, forming a polymer thin film on the auxiliary layer, and removing the support after forming the polymer thin film.
    Type: Grant
    Filed: April 8, 2014
    Date of Patent: May 24, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Che Ryong Hwang
  • Publication number: 20150024220
    Abstract: A method of manufacturing a flexible substrate includes providing a support, forming an auxiliary layer including a silicon-containing material and a gold (Au) particle on the support, forming a polymer thin film on the auxiliary layer, and removing the support after forming the polymer thin film.
    Type: Application
    Filed: April 8, 2014
    Publication date: January 22, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventor: Che Ryong HWANG
  • Publication number: 20140061338
    Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.
    Type: Application
    Filed: November 11, 2013
    Publication date: March 6, 2014
    Applicants: Samsung Display Co., Ltd., Samsung SDI Co., Ltd.
    Inventors: Seoung-Jin Seo, Jung-Gyu Nam, Sang-Cheol Park, Woo-Su Lee, Seong-Ryong Hwang, In-Ki Kim
  • Publication number: 20140001951
    Abstract: A flexible display apparatus and a method of manufacturing the same are disclosed. The flexible display apparatus includes a substrate; a light-emitting display unit formed on a first surface of the substrate; an encapsulation layer formed on the light-emitting display unit; and a conductive layer formed on a second surface of the substrate, the second surface of the substrate being opposite to the first surface of the substrate, wherein the conductive layer includes a conductor, and the conductor includes at least one selected from a carbon nanotube (CNT), fullerene, and a nanowire. Changes in characteristics of the light-emitting display unit due to static electricity are prevented in this configuration.
    Type: Application
    Filed: November 29, 2012
    Publication date: January 2, 2014
    Inventors: Che-Ryong Hwang, Jae-Wook Kang, Moo-Jin Kim, In-Cheol Ko, Jun-Hyuk Cheon
  • Patent number: 8586401
    Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: November 19, 2013
    Assignees: Samsung SDI Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Seoung-Jin Seo, Jung-Gyu Nam, Sang-Cheol Park, Woo-Su Lee, Seong-Ryong Hwang, In-Ki Kim
  • Patent number: 8563846
    Abstract: A thin film type solar cell and a method for manufacturing the same is disclosed, the thin film type solar cell comprising a substrate; a plurality of front electrodes on the substrate at fixed intervals by each first separating part interposed in-between; a plurality of semiconductor layers on the front electrodes at fixed intervals by each contact part interposed in-between; and a plurality of rear electrodes connected with the front electrodes through the contact part, provided at fixed intervals by each second separating part interposed in-between, wherein a main isolating part is formed in the outermost front electrode, the outermost semiconductor layer, and the outermost rear electrode, wherein an auxiliary isolating part is formed in at least one of the outermost front electrode and the outermost rear electrode, wherein the auxiliary isolating part is positioned on the inside of the main isolating part.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: October 22, 2013
    Assignee: Jusung Engineering Co., Ltd.
    Inventors: Won Seok Park, Yong Woo Shin, Seong Ryong Hwang
  • Patent number: 8476108
    Abstract: A method and apparatus for manufacturing a semiconductor device is disclosed, which is capable of realizing an extension of a cleaning cycle for a processing chamber, the method comprising preheating a substrate; placing the preheated substrate onto a substrate-supporting unit provided in a susceptor while the preheated substrate is maintained at a predetermined height from an upper surface of the susceptor provided in a processing chamber; and forming a thin film on the preheated substrate, wherein a temperature of the preheated substrate is higher than a processing temperature for forming the thin film in the processing chamber.
    Type: Grant
    Filed: January 4, 2012
    Date of Patent: July 2, 2013
    Assignee: Jusung Engineering Co., Ltd
    Inventors: Sang Ki Park, Seong Ryong Hwang, Geun Tae Cho
  • Patent number: 8398769
    Abstract: A chemical vapor deposition apparatus is disclosed, which is capable of improving the yield by an extension of a cleaning cycle, the chemical vapor deposition apparatus comprising a chamber with a substrate-supporting member for supporting a substrate; a chamber lid with plural first source supplying holes, the chamber lid installed over the chamber; plural source supplying pipes for supplying a process source to the plural first source supplying holes; a spraying-pipe supporting member with plural second source supplying holes corresponding to the plural first source supplying holes, the spraying-pipe supporting member detachably installed in the chamber lid; and plural source spraying pipes with plural third source supplying holes and plural source spraying holes, the plural source spraying pipes supported by the spraying-pipe supporting member, wherein the plural third source supplying holes are supplied with the process source through the plural second source supplying holes, and the plural source sprayin
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: March 19, 2013
    Assignee: Jusung Engineering Co., Ltd.
    Inventors: Sang Ki Park, Jung Min Ha, Seong Ryong Hwang
  • Patent number: 8198609
    Abstract: The present invention relates to an apparatus for forming a nano pattern capable of fabricating the uniform nano pattern at a low cost including a laser for generating a beam; a beam splitter for splitting the beam from the laser into two beams with the same intensity; variable mirrors for reflecting the two beams split by the beam splitter to a substrate; beam expansion units for expanding diameters of the beams by being positioned on paths of the two beams traveling toward the substrate; and a beam blocking unit, installed on an upper part of the substrate, transmitting only a specific region expanded through the beam expansion unit and blocking regions a remaining region, and a method for forming the nano pattern using the same.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: June 12, 2012
    Assignee: Samsung LED Co., Ltd
    Inventors: Moo Youn Park, Jin Ha Kim, Soo Ryong Hwang, Il Hyung Jung, Jong Ho Lee
  • Publication number: 20120100710
    Abstract: A method and apparatus for manufacturing a semiconductor device is disclosed, which is capable of realizing an extension of a cleaning cycle for a processing chamber, the method comprising preheating a substrate; placing the preheated substrate onto a substrate-supporting unit provided in a susceptor while the preheated substrate is maintained at a predetermined height from an upper surface of the susceptor provided in a processing chamber; and forming a thin film on the preheated substrate, wherein a temperature of the preheated substrate is higher than a processing temperature for forming the thin film in the processing chamber.
    Type: Application
    Filed: January 4, 2012
    Publication date: April 26, 2012
    Applicant: JUSUNG ENGINEERING CO., LTD.
    Inventors: Sang Ki PARK, Seong Ryong HWANG, Geun Tae CHO
  • Publication number: 20120094424
    Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.
    Type: Application
    Filed: October 12, 2011
    Publication date: April 19, 2012
    Applicants: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seoung-Jin SEO, Jung-Gyu NAM, Sang-Cheol PARK, Woo-Su LEE, Seong-Ryong HWANG, In-Ki KIM
  • Patent number: 8110435
    Abstract: A method and apparatus for manufacturing a semiconductor device is disclosed, which is capable of realizing an extension of a cleaning cycle for a processing chamber, the method comprising preheating a substrate; placing the preheated substrate onto a substrate-supporting unit provided in a susceptor while the preheated substrate is maintained at a predetermined height from an upper surface of the susceptor provided in a processing chamber; and forming a thin film on the preheated substrate, wherein a temperature of the preheated substrate is higher than a processing temperature for forming the thin film in the processing chamber.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: February 7, 2012
    Assignee: Jusung Engineering Co., Ltd.
    Inventors: Sang Ki Park, Seong Ryong Hwang, Geun Tae Cho