发明名称 THE LIGHTING KEYPAD USING LASER MARKING AND IT'S MANUFACTURING METHOD
摘要 PURPOSE: A light-emitting keypad using laser marking and a manufacturing method thereof are provided to make a transparent key and carve a marked draft, which is positioned in the middle of the key, by the laser marking. CONSTITUTION: A light-emitting keypad using laser marking comprises one or more keys which are attached to an upper side of a rubber sheet(30) for information input. A marked draft is formed in each key. The light-emitting keypad includes light-emitting keys(10). The light-emitting keys are transparent. The marked draft is carved in the middle part inside the light-emitting key.
申请公布号 KR20090109615(A) 申请公布日期 2009.10.21
申请号 KR20080034962 申请日期 2008.04.16
申请人 HI-DIS, INC. 发明人 KIM, JOUNG HWAN
分类号 H04M1/22;H04M1/23 主分类号 H04M1/22
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