Joo Han
Joo Han Bae, Ulsan KR
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20140186481 | DRAW PRESS SYSTEM - A draw press device may include a lower mold having a lower surface forming portion, a blank holder disposed outside the lower mold, an upper mold having an upper surface forming portion disposed at an upper side slider above an upper side of the lower mold, and a stretching forming portion that performs a stretching when both end portions of the material panel are grasped by a cam operation before shaping or pressing the material panel. | 07-03-2014 |
Joo Han Kim, Seoul KR
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20090315427 | Slotless motor - A stator coil of a slotless motor is disclosed in which the stator coil is formed in such a manner that respective both distal ends of two unit coil bodies, each unit coil body arranged to face each other, are respectively coupled to form a plurality of circular coil bodies, each circular coil body having a different inner diameter, and a circular coil body having a smaller inner diameter is sequentially inserted into an inner side of a circular coil body having a larger inner diameter, whereby a horizontal width of the plurality of unit coil bodies of U, V and W phases is equal there among to cause the strength of the magnetic field of U, V and W phases to be equal, and to allow the stator to be accurately manufactured, thereby catering to a designer's intention and markedly simplifying the assembly processes. | 12-24-2009 |
Joo Han Kim, Incheon KR
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20100115877 | SASH FOR WINDOWS AND DOORS WITH ATTACHABLE AND DETACHABLE RAILS - There is provided a window and door frame for doors and windows built in a wall of a building. The window and door frame includes an extruded frame member. One face of the frame member is formed along a length direction thereof with a rail insertion groove. The window and door frame further includes a rail structure adapted to be combined with the rail insertion groove. The rail insertion groove is formed with engagement grooves, while the rail structure is formed with engagement projections. The rail structure is easily combined to and removed from the frame member by means of engagement between the engagement projections and the engagement grooves. Since the rail structure is attachable and detachable, a heavier door can be conveniently installed and the window and door frame can be easily cleaned up. Further, only a damaged rail structure can be replaced. | 05-13-2010 |
Joo Han Kim, Niskayuna, NY US
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20150084246 | COOLING SYSTEM FOR METALLURGICAL FURNACES AND METHODS OF OPERATION - A metallurgical furnace system having a furnace body at least partially defined by a refractory wall and configured for holding a molten metal therein. The system further including one or more cooling elements, each including a working fluid contained therein and defining a heat absorption section and a heat rejection section. The heat absorption section configured for disposing within the refractory wall to absorb heat from the refractory wall. The heat rejection section configured to reside outside the refractory wall to reject heat absorbed by the heat absorption section. The working fluid generating a vapor flow within the one or more cooling elements in response to absorbed heat. The cooling system further including a coolant flow in contact with an exterior surface of the one or more cooling elements for dissipating heat from the heat rejection section. A cooling system for a metallurgical furnace and method of cooling are also disclosed. | 03-26-2015 |
Joo Han Lee, Gyeonggi-Do KR
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20130344779 | CONDITIONER FOR SOFT PAD AND METHOD FOR MANUFACTURING SAME - The present invention relates to a conditioner for a chemical-mechanical planarization (CMP) pad, which is used in a CMP process that is part of a semiconductor element manufacturing process, and more particularly, to a conditioner for a soft pad, and a method of manufacturing the same, wherein the conditioner can be used under CMP conditions using a slurry having a small amount of polishing particles, and/or a porous pad having comparatively low hardness and very high porosity. | 12-26-2013 |
20140154956 | Pad Conditioning and Wafer Retaining Ring and Manufacturing Method Thereof - The present invention relates to a wafer retaining ring used in a chemical mechanical polishing process (CMP) for semiconductor device manufacturing, and in particular, to a pad conditioning and wafer retaining ring designed to prevent a wafer from slipping during the CMP process and, simultaneously condition a pad uniformly, and to a manufacturing method thereof. | 06-05-2014 |
20140154960 | CMP PAD CONDITIONER - The present invention relates to a CMP pad conditioner having a substrate and a cutting tip pattern formed on at least one surface of the substrate, and more particularly to a CMP pad conditioner having cutting tip patterns, in which the cutting tip patterns have an improved structure that can increase the productivity of the CMP pad conditioner and that can sufficiently ensure the strength and safety of the cutting tip patterns. | 06-05-2014 |
Joo Han Lee, Seongnam-Si KR
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20110250826 | PAD CONDITIONER HAVING REDUCED FRICTION AND METHOD OF MANUFACTURING THE SAME - This invention relates to a conditioner for a chemical mechanical planarization pad, which is necessary for global planarization of a wafer in order to increase the degree of integration of a semiconductor device, and more particularly to a pad conditioner having a structure able to reduce friction with a pad so as to solve the problems caused by a lot of friction being generated upon conditioning, and to a method of manufacturing the same. | 10-13-2011 |
20140094101 | CMP PAD CONDITIONER, AND METHOD FOR PRODUCING THE CMP PAD CONDITIONER - This invention relates to a conditioner for a CMP (Chemical Mechanical Polishing) pad, which is used in a CMP process which is part of the fabrication of a semiconductor device, and more particularly, to a CMP pad conditioner in which the structure of the cutting tips is such that the change in the wear of the polishing pad is not great even when different kinds of slurry are used and when there are changes in pressure of the conditioner, and to a method of manufacturing the same. | 04-03-2014 |
Joo Han Lee, Seoul KR
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20100015898 | Conditioner for Chemical Mechanical Planarization Pad - The present invention provides a conditioner for CMP pad required for global planarization of wafer to achieve high integration of a semiconductor element. The conditioner for CMP pad includes a metal substrate having abrasive particles fixed thereto, a plurality of abrasive particles fixed to the metal substrate, and a layer of metal binder fixing the abrasive particles to the metal substrate. The abrasive particles include at least one pattern. The pattern includes at least one row of abrasive particles and the abrasive particles include bigger abrasive particles and smaller abrasive particles. In addition, a diameter difference between smaller and bigger abrasive particles is 10 to 40%. The present invention ensures uniform dressing of conditioner, superior dressing efficiency and superior performance reproducibility. | 01-21-2010 |
20120264772 | ANTIHYPERTENSIVE PHARMACEUTICAL COMPOSITION - Provided is an antihypertensive pharmaceutical composition containing Fimasartan, a pharmaceutically acceptable salt thereof, a solvate thereof or a hydrate thereof as an angiotensin II receptor blocker, and Amlodipine, an isomer thereof, a pharmaceutically acceptable salt thereof, a solvate thereof or a hydrate thereof as a calcium channel blocker. | 10-18-2012 |
20140256711 | Novel Compound Having Angiogenesis Inhibitory Activity, Method for Preparing Same, and Pharmaceutical Composition Comprising Same - Disclosed are an anti-angiogenic compound, represented by Chemical Formula I, or a pharmaceutically acceptable salt thereof, a preparation method thereof, and a pharmaceutically acceptable composition including the same. Because the compound of Chemical Formula I potently suppresses the angiogenesis, the compound of Chemical Formula I is applicable to the prevention and treatment of diseases caused by aberrant activity of vascular endothelial growth factor, and available as an anti-angiogenic agent. | 09-11-2014 |
Joo-Han Bae, Gyeonggi-Do KR
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20130208337 | ELECTROWETTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - The present inventive concept relates to an electrowetting display device including a lyophobic colloid material and a polymer resin such as an organic layer or a polyimide (PI), and a lyophobic layer including a supporting layer supporting the lyophobic colloid material and using a photoreactive fluorine-based surfactant for a fluorine-based material to be positioned above and for a hardened photoreactive material layer to be positioned below through exposure in a single step without separately performing a hydrophilic treatment and then a water-repellent treatment, thereby reducing the number of processes, the manufacturing time, and the cost. | 08-15-2013 |
20140184970 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A liquid crystal display includes a gate line formed on an insulation substrate. A data line, insulated from the gate line, crosses the gate line. A first pixel is connected to the gate line and the data line. The pixel includes a thin film transistor having a control terminal connected to the gate line and an input terminal connected to the data line. A first liquid crystal capacitor has one end connected to an output terminal of the thin film transistor. A second liquid crystal capacitor has one end connected to the other end of the first liquid crystal capacitor. The first liquid crystal capacitor includes a first liquid crystal layer formed in a first microcavity and the second liquid crystal capacitor includes a second liquid crystal layer formed in a second microcavity. | 07-03-2014 |
Joo-Han Kim, Yonin-Si KR
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20090212288 | THIN FILM TRANSISTOR, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE DISPLAY DEVICE - A display device including the thin film transistor, and a method of manufacturing the display device are provided. The thin film transistor comprising a first gate electrode, a second gate electrode formed on the first gate electrode, a first semiconductor formed on the first gate electrode and including a polycrystalline semiconductor, a second semiconductor formed on the second gate electrode and including an amorphous semiconductor. | 08-27-2009 |
Joo-Han Song, Yongin-Si KR
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20120135318 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY COMPRISING SAME - Disclosed is a positive active material for a rechargeable lithium battery, which includes an active material capable of reversibly intercalating/deintercalating lithium and lithium polysulfide. | 05-31-2012 |
20130166233 | DEVICE FOR ESTIMATING A LIFETIME OF A SECONDARY BATTERY AND METHOD THEREOF - Embodiments of the present invention provide an accelerated lifetime estimation device for predicting the lifetime of a secondary battery, and a method thereof. The accelerated lifetime estimation device can accurately estimate a normal lifetime of the secondary battery while reducing an evaluation time period of the secondary battery. | 06-27-2013 |
20130287173 | DEVICE FOR ANALYZING FILM ON SURFACE OF ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND METHOD OF ANALYZING FILM ON SURFACE OF ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY USING SAME - A device for analyzing a film on a surface of an electrode for a rechargeable lithium battery includes: an inert chamber capable of maintaining an inert atmosphere including controlled amounts of moisture and oxygen and including an inner space for pretreating a sample including the film on the surface of the electrode; a first analyzer coupled to the inert chamber through a connection tube, the first analyzer being configured to receive the sample and being configured to provide composition and thickness information of the film; an inert holder configured to be assembled around the sample in the inert chamber and configured to maintain the inert atmosphere around the sample; and a second analyzer mounted with the inert holder therein and configured to provide shape information of the film. A method of analyzing a film on a surface of an electrode using the device is also disclosed. | 10-31-2013 |
Joo-Han Yoon, Cheongju-Si KR
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20120182328 | BACKLIGHT DRIVING CIRCUIT AND DISPLAY APPARATUS - A backlight driving circuit that provides backlight to a display panel of a display apparatus includes a power supply unit configured to supply power, a converter configured to convert and output a voltage of the supplied power, a light-emitting module supplied with the outputted voltage from the converter and providing the backlight, a switch connected to an output terminal of the light-emitting module and controlling an operation of the light-emitting module, a feedback resistor connected to an output terminal of the switch and sensing a voltage of a current flowing in the light-emitting module, a short-circuit sensing resistor connected between a ground of the power supply unit and a ground of the feedback resistor, and a short-circuit sensor configured to sense a voltage value of a current applied to the feedback resistor or the short-circuit sensing resistor according to whether the switch is switched on or off. | 07-19-2012 |