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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Exposure mask and method of forming a contact hole of a semiconduct...
Patent number
7,955,987
Issue date
Jun 7, 2011
Shin & Kim
Cheol Hoon Yang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of fabricating a piezoelectric ceramic
Patent number
6,627,105
Issue date
Sep 30, 2003
Shin & Kim
Tae Kyu Kim
H01 - BASIC ELECTRIC ELEMENTS