SM

Seong Un Ma

Samsung: 3 patents #30,683 of 75,807Top 45%
📍 Seoul, KR: #14,539 of 39,741 inventorsTop 40%
Overall (All Time): #1,609,844 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6556422 Dielectric ceramic composition, multi-layer ceramic capacitor using the same, and manufacturing method therefor Han Gyun Kim, Seong-Won Cho, Kang Heon Her, Jong-yeon LEE 2003-04-29
5789751 Non-directional pyroelectric infrared sensor 1998-08-04
5614717 Pyroelectric infrared ray sensor 1997-03-25