HEESUNG MATERIAL LTD. Patent applications |
Patent application number | Title | Published |
20140311181 | Heat Exchanger for Refrigeration Cycle - Disclosed therein is a heat exchanger for a refrigeration cycle in which a suction pipe and a capillary tube are made of aluminum which is inexpensive, instead of the copper-made suction pipe and the copper-made capillary tube of the existing heat exchanger for the refrigeration cycle, and which is easy to apply the meandering. | 10-23-2014 |
20140197393 | HYDROCARBON-BASED FUSED RING COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING THE SAME - The present invention relates to a hydrocarbon-based fused ring compound and an organic light emitting device including the same. | 07-17-2014 |
20140145169 | MULTICYCLIC AROMATIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING THE SAME - The present specification describes a multicyclic aromatic ring compound having a novel structure and an organic light emitting device using the same. | 05-29-2014 |
20140044589 | LEAD-FREE SOLDER COMPOSITION FOR GLASS - The present invention provides a lead-free solder composition for glass. The lead-free solder composition for glass includes indium, zinc, and tin. The indium (In) ranges from about 30.0 wt % to about 60 wt %. The zinc (Zn) ranges from about 0.01 wt % to about 11.0 wt %. The tin (Sn) is included as a remaining component. | 02-13-2014 |