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| Number | Title | Issue Date |
| 8049014 | Aminoquinoline derivatives, preparation method thereof and pharmaceutical composition comprising the same Provided are a novel aminoquinoline compound represented by Formula 1 or a pharmaceutically acceptable salt thereof, preparation method thereof, and a pharmaceutical composition for preventing or treating cutaneous cancer, comprising the aminoquinoline compound or p... | 11/01/2011 |
| 8048567 | Anode for secondary battery having negative active material with nano-fiber network structure and secondary battery using the same, and fabrication method of negative active material for secondary battery There is provided a metal oxide having a continuous nano-fiber network structure as a negative active material for a secondary battery. A method for fabricating such negative active material for a secondary battery comprises spinning a mixed solution of a metal oxid... | 11/01/2011 |
| 8048494 | Diamond shell fabricated by using porous particle and the fabrication method thereof A hollow diamond shell with a size of a few micrometer to hundreds of micrometer and having a geometrical shape and its fabrication method are disclosed. A diamond film is deposited by a CVD method and porous grits are used as a victim substrate to be etched later, ... | 11/01/2011 |
| 8034411 | Method of preventing abnormal large grains from being included into thin nano-crystalline diamond film The present invention relates to a method of preventing abnormal large grains from being included in a NCD thin film during a hot filament CVD process by appropriately controlling the deposition condition regarding a temperature-measuring means, a deposition pressur... | 10/11/2011 |
| 7994555 | Spin transistor using perpendicular magnetization A spin transistor useful for device miniaturization and high-density integration is provided. The spin transistor includes: a semiconductor substrate including a channel layer; ferromagnetic source and drain disposed on the semiconductor substrate to be separated fr... | 08/09/2011 |
| 7898568 | Image display system Disclosed is a display system capable of providing two and three-dimensional images. The display system comprises display means; a first polarizer located at a distance from a front surface of the display means; a display panel provided to a front of the first polar... | 03/01/2011 |
| 7872321 | Hybrid semiconductor-ferromagnet device with a junction structure of positive and negative magnetic-field regions A hybrid semiconductor-ferromagnet device is a device which has micromagnets (Co) deposited on semiconductor (InAs) two-dimensional electrons, and which has a junction structure of positive and negative magnetic field regions using a stray field resulting from the m... | 01/18/2011 |
| 7851778 | Non-volatile electrical phase change memory device comprising interfacial control layer and method for the preparation thereof The present invention relates to a non-volatile electrical phase change memory device comprising a substrate, a first interlayer dielectric film deposited on the substrate, a bottom electrode layer formed on the first dielectric layer, a second interlayer dielectric... | 12/14/2010 |
| 7820908 | Solid state dye-sensitized solar cell employing composite polymer electrolyte Disclosed is a solid state dye-sensitized solar cell employing a composite polymer electrolyte, which includes a photoelectrode, a counter electrode, and an electrolyte interposed between the photoelectrode and counter electrode. The electrolyte includes at least on... | 10/26/2010 |
| 7774916 | Shrink fitting method including deformation A new shrink fitting method including deformation is disclosed, in which a high bonding force can be obtained without accurate mechanical process such as forming an insertion body having an outer diameter greater than an inner diameter of an object for receiving the... | 08/17/2010 |
| 7767275 | Method for synthesizing self-aligned carbon nanomaterials on large area The present invention provides a method for depositing self-aligned carbon nanomaterials (carbon nanoflake, carbon nanotube, carbon nanorod and carbon nanosphere), by inducing a gas chemistry for the carbon nanomaterials, on a substrate having a large area of severa... | 08/03/2010 |
| 7723562 | Mice lacking alpha 1G showing enhanced novelty-seeking and alcohol preference and therapeutic methods for mood disorders by modulating alpha 1G T-type calcium channels The present invention relates to a novel use of an α1G T-type calcium channel transgenic mouse as a nervous disease model, more particularly, a novel use of a mouse deficient in α1G T-type calcium channel showing novelty-seeking and alcohol preference as a nervous... | 05/25/2010 |
| 7678470 | Reinforced matrix for molten carbonate fuel cell using porous aluminum support and method for preparing the molten carbonate fuel cell comprising the reinforced matrix Disclosed is a reinforced matrix for a molten carbonate fuel cell comprising a porous aluminum support and a lithium aluminate tape-cast on the porous aluminum support. Further, disclosed is a method for preparing the molten carbonate fuel cell comprising the reinfo... | 03/16/2010 |
| 7675103 | Spin transistor using ferromagnet A spin transistor comprises a semiconductor substrate part having a lower cladding layer, a channel layer and an upper cladding layer sequentially stacked therein, a ferromagnetic source and drain on the substrate part, and a gate on the substrate part to control sp... | 03/09/2010 |
| 7670467 | Metal oxide supercapacitor having metal oxide electrode coated onto titanium dioxide ultrafine fiber and method for preparing the same A supercapacitor having a metal oxide electrode and a method for preparing the same. The method comprises preparing a substrate composed of a current collector and a titanium dioxide ultrafine fiber matrix layer formed on the current collector, and electrochemically... | 03/02/2010 |
| 7648631 | Apparatus for wastewater treatment using nitrogen/phosphorus removal and floatation separation A method and an apparatus for wastewater treatment using a nitrogen/phosphorus removal process combined with a floatation separation of sludge that is replaced by the gravity settling secondary clarifier are provided for effectively removing organic substances, nitr... | 01/19/2010 |
| 7640789 | Ultra-sensitive metal oxide gas sensor and fabrication method thereof A method for fabricating an ultra-sensitive metal oxide gas sensor is disclosed, which comprises the steps of spinning a mixture solution including a metal oxide precursor and a polymer onto a sensor electrode to form a metal oxide precursor-polymer composite fiber;... | 01/05/2010 |
| 7632780 | Solvothermal method for preparing vanadia-titania catalyst having nano structure for decomposing chlorinated organic compounds The present invention relates to a method for preparing a vanadia-titania catalyst having a core-shell structure, which is highly active in decomposing chlorinated organic compounds such as dioxin present in the exhaust of an incinerator. ... | 12/15/2009 |
| 7632456 | Phase change material for high density non-volatile memory The present invention provides a phase change non-volatile memory material comprising a base material and at least one non-metallic light element selected from the group consisting of boron, carbon, nitrogen and oxygen, wherein the base material has a composition wh... | 12/15/2009 |
| 7463918 | Method and apparatus for receiving data in human body communication system The present invention provides a method and apparatus for receiving data in a human body communication system. The receiving apparatus, which comprises plural receiving electrodes, selects the optimum pair of receiving electrodes when receiving data, so that it can ... | 12/09/2008 |
| 7435759 | Method for the production of dimethyl ether A method for producing DME, which comprises separating a CO2 rich stream from a crude product stream containing DME and CO2 obtained by a DME synthesis from a feed syn gas; introducing the CO2 rich stream to a reverse water gas shift... | 10/14/2008 |
| 7365509 | Capsule type micro-robot moving system A capsule type micro-robot moving system moves on an organ's wall covered with mucilage at a high speed. The present invention provides a capsule type micro-robot moving system, which is structured such that a head is formed in a semi-spherical shape and the outer s... | 04/29/2008 |
| 7299863 | Louver fin type heat exchanger having improved heat exchange efficiency by controlling water blockage Disclosed is a louver fin type heat exchanger positioned upright at a certain angle with respect to the ground, wherein lower end portions of louver fins close to the ground are bent toward lower end portions of adjacent louver fins, such that the air passage at the... | 11/27/2007 |
| 7288743 | Convection oven A convection oven includes an oven body having a heating chamber heated by a heat source, and a vibration unit mounted at one side of the oven body and vibrating heated air so as to be uniformly distributed within the heating chamber. As the vibration unit vibrates,... | 10/30/2007 |
| 7236850 | Working robot, actuator and control method thereof A working robot, which is able to perform a required operation by locating a tool on a working position of a moving object, comprises a robot body moving with the object according to the movement of the object with more than one degree of freedom; an actuator mounte... | 06/26/2007 |
| 7233054 | Phase change material and non-volatile memory device using the same The present invention provides a phase change memory cell comprising (GeASbBTeC)1-X(RaSbTeC)X solid solution, the solid solution being formed from a Ge—Sb—Te based alloy and ... | 06/19/2007 |
| 7181114 | Waveguide type optical device using large third order non-linearity optical material and method for operating the same Disclosed is a waveguide type optical device utilizing a nonlinear refractive index change according to a large 3rd order nonlinear optical phenomenon. The waveguide type optical device includes a signal beam waveguide through which a signal beam propagat... | 02/20/2007 |
| 7160823 | Low dielectric constant low temperature fired ceramics Low dielectric constant dielectric ceramics for a borosilicate-based low temperature fired multi-layer substrate is disclosed which can be fired at a wide temperature range of above and below 900° C. and exhibits a low loss electrical property. By controlling the t... | 01/09/2007 |
| 7160828 | Low-fire high-permittivity dielectric compositions A dielectric composition that can be fired at a temperature of below 900° C. The dielectric composition has a dielectric constant of 25–35 and a quality factor (Qxf) of 6,000–20,000 GHz. The composition comprises 3–16 wt % of K2O—Na2Oâ... | 01/09/2007 |
| 7160829 | Low-fire high-permittivity dielectric compositions A dielectric composition that can be fired at a temperature of below 900° C. The dielectric composition has a dielectric constant of 25–35 and a quality factor (Qxf) of 6,000–20,000 GHz. The composition comprises 3–16 wt % of K2O—Na2Oâ... | 01/09/2007 |
| 7140222 | Apparatus and method for uniform shear deformation A shear deformation apparatus comprises: a die having an inlet and an outlet; and a rotatable device installed at a shear zone for supporting a material introduced into the inlet of the die and thus changing a direction of the material to the outlet of the die, of w... | 11/28/2006 |
| 7127927 | Continuous shear-deformation apparatus for controlling thickness uniformity of a metal sheet A continuous shear deformation apparatus comprises: a roller for pushing a metal sheet to be processed into dies; the dies having an inlet for introducing a metal sheet, a shear deformation zone for shear-deforming the sheet, and an exit; and a control unit for cont... | 10/31/2006 |
| 7109367 | (Organothiomethyl)chlorosilanes and their preparation methods This invention relates to (organothiomethyl)chlorosilanes and methods for their preparation by the dehydrohalogenative Si—C coupling reaction of oranothiomethyl halides with Si—H containing chlorosilanes (hydrosilanes), wherein a mixture of oranothiomethyl halid... | 09/19/2006 |
| 7094913 | Synthesis of 7-membered carbocyclic compound having diexomethylene groups The present invention relates to a synthesis of a 7-membered carbocyclic compound having diexomethylene groups, more particularly to a synthesis of a 7-membered carbocyclic compound having diexomethylene groups, a novel compound having the structure represented by t... | 08/22/2006 |
| 7087545 | Low-fire high-permittivity dielecric compositions A dielectric composition that can be fired at a temperature of below 900° C. The dielectric composition has a dielectric constant of 25–35 and a quality factor (Qxf) of 6,000–20,000 GHz. The composition comprises 3–16 wt % of K2O—Na2Oâ... | 08/08/2006 |
| 7084468 | Hybrid ferromagnet/semiconductor spin device and fabrication method therof Disclosed are a spin injection device applicable as a memory and a logical device using a spin valve effect obtained by injecting a carrier spin-polarized from a ferromagnet into a semiconductor at an ordinary temperature, and a spin-polarized field effect transisto... | 08/01/2006 |
| 6988374 | Frostless heat exchanger and defrosting method thereof A frostless heat exchanger used for an air-source system, comprises: an antifreezing solution supplying device for applying an antifreezing solution having a freezing point lower than a surface temperature of the heat exchanger on a surface of the heat exchanger to ... | 01/24/2006 |
| 6939291 | Endoscopic device for locomotion through the gastro-intestinal tract An endoscopic device for locomotion in a body cavity according to a prefixed advancing direction (A) comprising at least a variable length intermediate section (1a, 21a) extending between a front end section (1b, 21 | 09/06/2005 |
| 6911004 | Micro capsule robot A micro capsule robot comprises a body unit; a body movement control unit, which is installed on an outer circumferential surface of the body unit, including a linear driving device, and wings which are unfolded from the outer circumferential surface of the body uni... | 06/28/2005 |
| 6881467 | Vacuum insulator using glass white wool and its fabrication method The vacuum insulator in accordance with the present invention comprises glass white wool body which density is 0.1˜0.5 g/cm3 in density and is below 0.0023 kcal/mh° C. in thermal conductivity, and a non permeable container surrounding the body in which ... | 04/19/2005 |
