CY

Chung-Koo Yoon

Samsung: 5 patents #22,466 of 75,807Top 30%
📍 Seoul, KR: #10,340 of 39,741 inventorsTop 30%
Overall (All Time): #1,033,127 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7256594 Method and apparatus for testing semiconductor devices using the back side of a circuit board Chang-Nyun Kim, Sun-Ju Kim, Jong Hyun Kim, Sang Jun Park 2007-08-14
7075325 Method and apparatus for testing semiconductor devices using an actual board-type product Sang Jun Park, Chang-Nyun Kim, Hyun-Ho Park, Nam-Sik Jeong, Jong Hyun Kim 2006-07-11
6833721 Method and apparatus for testing semiconductor devices using an actual board-type product Sang Jun Park, Chang-Nyun Kim, Hyun-Ho Park, Nam-Sik Jeong, Jong Hyun Kim 2004-12-21
6771088 Method and apparatus for testing semiconductor devices using the back side of a circuit board Chang-Nyun Kim, Sun-Ju Kim, Jong Hyun Kim, Sang Jun Park 2004-08-03
6335629 Test fixture having an opening for exposing the back of a semiconductor chip and testing module comprising the same Sang Sik Lee, Kye Won Ha, Jong Wook Kim 2002-01-01