Hyojoong
Hyojoong Kim, Seongnam-Si KR
Patent application number | Description | Published |
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20140138757 | SEMICONDUCTOR DEVICES INCLUDING VARIABLE WIDTH FLOATING GATES, AND APPARATUS FOR PROCESSING SUBSTRATE - A semiconductor device includes a substrate including an active region defined by a device isolation pattern and a floating gate on the active region. The floating gate includes an upper portion, a lower portion having a width greater than a width of the upper portion, and a step-difference portion between the upper portion and the lower portion. A dielectric pattern is on the floating gate, and a control gate is on the dielectric pattern. The lower portion of the floating gate has a height of about 4 nm or more. | 05-22-2014 |
Hyojoong Kwon, Gyeonggi-Do KR
Patent application number | Description | Published |
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20110127002 | CENTERING SUBMERGED ENTRY NOZZLE FOR CONTINUOUS CASTING OF METAL SLAB - The present invention relates to an apparatus for centering a submerged entry nozzle. The present invention includes: a plurality of laser beam generators | 06-02-2011 |
Hyojoong Kwon, Gwangju-Si KR
Patent application number | Description | Published |
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20120073778 | METHOD FOR PREDICTING SURFACE QUALITY OF THIN SLAB HOT ROLLED COIL AND METHOD FOR PRODUCING THIN SLAB HOT ROLLED COIL USING THE SAME - Disclosed is a method of predicting surface quality of a thin slab hot rolled coil. The method includes calculating the Cu equivalent (Cu eq.) of molten steel, applying the calculated Cu equivalent of the molten steel into an equation: 120×(Cu equivalent) | 03-29-2012 |