Patents by Inventor Ki Joo

Ki Joo 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: 20130001091
    Abstract: Provided is an electroplating apparatus including: a water tank that is filled with a non-polar solvent having a higher specific gravity than an electrolyte in which an electrolyte layer is formed on top of the non-polar solvent; a copper electrode that is installed at a portion where the electrolyte layer of the water tank is positioned; an insulating substrate that is disposed to be inserted into and withdrawn from the water tank and on which seed electrodes are formed; an actuator that escalates the insulating substrate up and down; and a power supply that applies electric current between the copper electrode and each of the seed electrodes, to thereby uniformly form thickness of a metal thin film on a large substrate and guarantee grain size.
    Type: Application
    Filed: July 14, 2011
    Publication date: January 3, 2013
    Inventors: Seung Ki JOO, Seung Jae YUN
  • Publication number: 20120298518
    Abstract: Provided is an electroplating apparatus including: a copper electrode plate that is disposed with a gap from an upper surface of an insulating substrate on which seed electrodes are formed; a driving unit that makes the copper electrode plate move along a rectilinear line; a power supply that applies electric current between the copper electrode plate and each of the seed electrodes; and spacers that are provided on the lower surface of the copper electrode plate to thereby make an electrolyte stay by surface tension between the copper electrode plate and the insulating substrate, and that maintains the gap between the copper electrode plate and the insulating substrate so that the electrolyte may move together with the copper electrode plate. Accordingly, a uniform copper film can be formed on the surface of a large substrate.
    Type: Application
    Filed: July 14, 2011
    Publication date: November 29, 2012
    Inventor: Seung Ki JOO
  • Publication number: 20120294945
    Abstract: The present invention relates to a drug delivery composition comprising a hyaluronic acid-peptide conjugate micelle and a production method thereof. According to the drug delivery composition and the production method of the drug-loaded, hyaluronic acid-peptide conjugate micelle of the present invention, the reaction for encapsulating can proceed in a mixed solvent of an aqueous solvent and an organic solvent. Therefore, the present invention can be applied to various types of water-insoluble active components and the biocompatible and biodegradable derivative can encapsulate a drug to provide a drug-loaded micelle, which is safe to be applied for human bodies. Moreover, the micelle has a therapeutic effect from the peptide contained therein, which can act in combination with the drug as packing therein. Therefore, the drug delivery composition and its production method can be utilized in the field of producing a sustained release formulation with an extended duration of the medicinal effect.
    Type: Application
    Filed: December 15, 2011
    Publication date: November 22, 2012
    Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Sei Kwang HAHN, Choun-Ki Joo, Yoon Keun Kim, Seung Kew Yoon, Eun Ju Oh, Ki Su Kim, Hyemin Kim, Kitae Park, Jeong-A Yang, Jun-sub Choi, You Me Tae, Wonhee Hur
  • Patent number: 8242094
    Abstract: The present invention relates to a siRNA which targets mRNA of the NF-Kappa B p105 gene to cause its degradation by RNAi induction. In addition, the present invention provides a pharmaceutical composition for the treatment of diseases associated with aberrant cell proliferation and migration, comprising the siRNA and delivery vehicle capable of intracellular delivery of the same.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: August 14, 2012
    Assignee: Biopolymed, Inc.
    Inventors: Myung-Ok Park, Choun-Ki Joo, Jun-Sub Choi, Kyung-A Kim, Sung-Sik Bang
  • Patent number: 8211738
    Abstract: Disclosed herein is a method of forming a light-absorbing layer of a polycrystalline silicon solar cell, including: forming a polycrystalline silicon layer on a back electrode; forming an intrinsic amorphous silicon layer on the polycrystalline silicon layer; and heat-treating the transparent insulating substrate to vertically crystallize the intrinsic amorphous silicon layer using the polycrystalline silicon layer as a seed for crystallization through a metal induced vertical crystallization (MIVC) process to form the intrinsic amorphous silicon layer into a light-absorbing layer made of polycrystalline silicon, and is a method of fabricating a high-efficiency polycrystalline silicon solar cell using the light-absorbing layer.
    Type: Grant
    Filed: January 16, 2009
    Date of Patent: July 3, 2012
    Assignee: SNU R&DB Foundation
    Inventors: Seung Ki Joo, Hyeong Suk Yoo, Young Su Kim
  • Patent number: 8211739
    Abstract: Disclosed herein is a polycrystalline silicon solar cell, including: a back electrode formed on a transparent insulating substrate; an N-type polycrystalline silicon layer in which amorphous silicon is crystallized through MIC process, and in which electrons are accumulated; a light-absorbing layer which is formed by vertically crystallizing an intrinsic amorphous silicon layer using the polycrystalline silicon layer as a seed for crystallization through MIVC process, in which pairs of electrons and holes are generated in response to incident light, and which has a vertical column grain structure in which grains are arranged in the direction in which electrons and holes move; a P-type polycrystalline silicon layer which has the vertical column grain structure, and in which holes are accumulated; a transparent electrode layer; front electrodes; and an antireflection coating film, and is a method of fabricating the same.
    Type: Grant
    Filed: January 16, 2009
    Date of Patent: July 3, 2012
    Assignee: SNU R&DB Foundation
    Inventors: Seung Ki Joo, Hyeong Suk Yoo, Young Su Kim, Nam Kyu Song
  • Publication number: 20120161144
    Abstract: Provided is a polysilicon thin film transistor having a trench type bottom gate structure using copper and a method of making the same. The polysilicon thin film transistor includes: a transparent insulation substrate; a seed pattern that is formed in a pattern corresponding to that of a gate electrode on the transparent insulation substrate, and that is used to form the gate electrode; a trench type guide portion having a trench type contact window in which an upper portion of the seed pattern is exposed; the gate electrode that is formed by electrodepositing copper on a trench of the exposed seed pattern; a gate insulation film formed on the upper portions of the gate electrode and the trench type guide portion, respectively; and a polysilicon layer in which a channel region, a source region and a drain region are formed on the upper portion of the gate insulation film.
    Type: Application
    Filed: July 14, 2011
    Publication date: June 28, 2012
    Inventor: Seung Ki JOO
  • Publication number: 20120097962
    Abstract: Provided is a polysilicon thin film transistor having a bottom gate structure using copper and a method of making the same. The polysilicon thin film transistor includes: a transparent insulation substrate; a seed layer that is formed in the same pattern as that of a gate electrode on the transparent insulation substrate, and that is used to form the gate electrode; the gate electrode that is formed of copper on the seed layer; a planarization layer that is formed on the transparent insulation substrate in the same level as that of the gate electrode in the vicinity of the gate electrode; a gate insulation film formed on the upper portion of the gate electrode and the planarization layer, respectively; and a polysilicon layer in which a channel region, a source region and a drain region are formed on the upper portion of the gate insulation film.
    Type: Application
    Filed: July 14, 2011
    Publication date: April 26, 2012
    Inventor: Seung Ki JOO
  • Patent number: 8095953
    Abstract: An image processing apparatus is provided. The image processing apparatus includes a receiver which receives a broadcasting signal of a program corresponding to at least one of a plurality of categories; a UI generator which generates a UI having at least one of a plurality of attributes and capable of being displayed for the program; an image processing unit which performs image processing for the received broadcasting signal; and a controlling unit which controls the UI generator so that the attribute of the program can correspond to the category of the program.
    Type: Grant
    Filed: March 24, 2008
    Date of Patent: January 10, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-joo Hong, Duk-jin Kang
  • Patent number: 8061096
    Abstract: A reinforcement device for compression buckling strength and a method of fastening the same are disclosed. The reinforcement device includes a member seating body surrounding an angle-type steel-frame member, first and second securing couplers securing opposite ends of the angle-type steel-frame member and opposite ends of the member seating body and adjustable to meet a standard of the angle-type steel-frame member, a horizontal engaging element connecting the first and second securing couplers with each other, a supporter positioned in a space where the angle-type steel-frame to member forms a right angle and supporting the angle-type steel-frame member, and a reinforcing bar connecting the supporter and the horizontal engaging element.
    Type: Grant
    Filed: September 14, 2009
    Date of Patent: November 22, 2011
    Assignee: Korea Electric Power Corporation
    Inventors: Kang Sik Kim, Ki Joo Kwon
  • Publication number: 20110280929
    Abstract: The present invention relates to a siRNA which targets mRNA of the NF-Kappa B p105 gene to cause its degradation by RNAi induction. In addition, the present invention provides a pharmaceutical composition for the treatment of diseases associated with aberrant cell proliferation and migration, comprising the siRNA and delivery vehicle capable of intracellular delivery of the same.
    Type: Application
    Filed: August 22, 2008
    Publication date: November 17, 2011
    Inventors: Myung-Ok Park, Choun-Ki Joo, Jun-Sub Choi, Kyung-A Kim, Sung-Sik Bang
  • Patent number: 8035292
    Abstract: A planar light source device includes a lower substrate, a cathode electrode a carbon nanotube, an upper substrate, a fluorescent layer, and an anode electrode. The cathode electrode is on the lower substrate. The carbon nanotube is electrically connected to the cathode electrode. The upper substrate faces the lower substrate. The fluorescent layer and the anode electrode are formed on the upper substrate. Therefore, the planar light source device generates light without using mercury.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: October 11, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeong-Suk Yoo, Seung-Ki Joo, Myong-Hi Rhee, In-Sun Hwang, Hae-Il Park, Sung-Lak Choi
  • Publication number: 20110218746
    Abstract: Disclosed herein is a power amount detection device respectively detecting power dissipated by each of various kinds of electric products and electronic gadgets of using commercial AC power, in which a plurality of outlet units confirms information of a load performing a communication with loads at the initial stage power is supplied through an outlet, integrates accumulating power amount used by a corresponding load, transmits electric amount and information of a corresponding load integrated at a unit time interval, and while inspecting entire power amount supplied to a plurality of outlet units, a server receives electric amount and information of a corresponding load transmitted by the plurality of outlet units to integratingly store electric amount for each load, and based on a signal of a key input part a server selects a load, and displays power amount of a selected load on a display part.
    Type: Application
    Filed: January 27, 2011
    Publication date: September 8, 2011
    Inventor: Choong Ki JOO
  • Publication number: 20100328582
    Abstract: A planar light source device includes a lower substrate, a cathode electrode a carbon nanotube, an upper substrate, a fluorescent layer, and an anode electrode. The cathode electrode is on the lower substrate. The carbon nanotube is electrically connected to the cathode electrode. The upper substrate faces the lower substrate. The fluorescent layer and the anode electrode are formed on the upper substrate. Therefore, the planar light source device generates light without using mercury.
    Type: Application
    Filed: September 14, 2010
    Publication date: December 30, 2010
    Inventors: Hyeong-Suk YOO, Seung-Ki Joo, Myong-Hi Rhee, In-Sun Hwang, Hae-II Park, Sung-Lak Choi
  • Patent number: 7816851
    Abstract: A planar light source device includes a lower substrate, a cathode electrode a carbon nanotube, an upper substrate, a fluorescent layer, and an anode electrode. The cathode electrode is on the lower substrate. The carbon nanotube is electrically connected to the cathode electrode. The upper substrate faces the lower substrate. The fluorescent layer and the anode electrode are formed on the upper substrate. Therefore, the planar light source device generates light without using mercury.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: October 19, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeong-Suk Yoo, Seung-Ki Joo, Myong-Hi Rhee, In-Sun Hwang, Hae-Il Park, Sung-Lak Choi
  • Publication number: 20100132300
    Abstract: A reinforcement device for compression buckling strength and a method of fastening the same are disclosed. The reinforcement device includes a member seating body surrounding an angle-type steel-frame member, first and second securing couplers securing opposite ends of the angle-type steel-frame member and opposite ends of the member seating body and adjustable to meet a standard of the angle-type steel-frame member, a horizontal engaging element connecting the first and second securing couplers with each other, a supporter positioned in a space where the angle-type steel-frame to member forms a right angle and supporting the angle-type steel-frame member, and a reinforcing bar connecting the supporter and the horizontal engaging element.
    Type: Application
    Filed: September 14, 2009
    Publication date: June 3, 2010
    Inventors: Kang Sik KIM, Ki Joo KWON
  • Publication number: 20090183772
    Abstract: Disclosed herein is a method of forming a light-absorbing layer of a polycrystalline silicon solar cell, including: forming a polycrystalline silicon layer on a back electrode; forming an intrinsic amorphous silicon layer on the polycrystalline silicon layer; and heat-treating the transparent insulating substrate to vertically crystallize the intrinsic amorphous silicon layer using the polycrystalline silicon layer as a seed for crystallization through a metal induced vertical crystallization (MIVC) process to form the intrinsic amorphous silicon layer into a light-absorbing layer made of polycrystalline silicon, and is a method of fabricating a high-efficiency polycrystalline silicon solar cell using the light-absorbing layer.
    Type: Application
    Filed: January 16, 2009
    Publication date: July 23, 2009
    Applicant: SNU R&DB FOUNDATION
    Inventors: SEUNG KI JOO, HYEONG SUK YOO, YOUNG SU KIM
  • Publication number: 20090178711
    Abstract: Disclosed herein is a polycrystalline silicon solar cell, including: a back electrode formed on a transparent insulating substrate; an N-type polycrystalline silicon layer in which amorphous silicon is crystallized through MIC process, and in which electrons are accumulated; a light-absorbing layer which is formed by vertically crystallizing an intrinsic amorphous silicon layer using the polycrystalline silicon layer as a seed for crystallization through MIVC process, in which pairs of electrons and holes are generated in response to incident light, and which has a vertical column grain structure in which grains are arranged in the direction in which electrons and holes move; a P-type polycrystalline silicon layer which has the vertical column grain structure, and in which holes are accumulated; a transparent electrode layer; front electrodes; and an antireflection coating film, and is a method of fabricating the same.
    Type: Application
    Filed: January 16, 2009
    Publication date: July 16, 2009
    Applicant: SNU R&DB FOUNDATION
    Inventors: Seung Ki Joo, Hyeong Suk Yoo, Young Su Kim, Nam Kyu Song
  • Publication number: 20090037952
    Abstract: There are provided a video processing apparatus and a control method thereof. The video processing apparatus includes: a receiver which receives a broadcast signal of a major channel; and a controller which controls the receiver to receive the major channel selected by a user among the plurality of major channels, and controls to automatically select one of a plurality of minor channels of the selected major channel if the selected major channel has the plurality of minor channels. The control method includes: determining whether one of a plurality of major channels is selected; receiving a broadcast signal of the selected major channel; determining whether the selected major channel has a plurality of minor channels; and automatically selecting one of the minor channels according to the selected major channel if the selected major channel has the plurality of minor channels.
    Type: Application
    Filed: May 1, 2008
    Publication date: February 5, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Ki-joo HONG
  • Publication number: 20080301728
    Abstract: An image processing apparatus is provided. The image processing apparatus includes a receiver which receives a broadcasting signal of a program corresponding to at least one of a plurality of categories; a UI generator which generates a UI having at least one of a plurality of attributes and capable of being displayed for the program; an image processing unit which performs image processing for the received broadcasting signal; and a controlling unit which controls the UI generator so that the attribute of the program can correspond to the category of the program.
    Type: Application
    Filed: March 24, 2008
    Publication date: December 4, 2008
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ki-joo Hong, Duk-jin Kang