Inventor

CHOI JONG-GYU

KR5 patents

⚠️ This page may combine multiple inventors who share the name “CHOI JONG-GYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KIM SANG-DUCK

1 patent

US8418355B2Apr 16, 2013

Method for manufacturing circuit board

KIM SANG-DUCK2 citations60

SAMSUNG ELECTRO MECH

1 patent

US8945993B2Feb 3, 2015

Method of manufacturing a ball grid array substrate or a semiconductor chip package

SAMSUNG ELECTRO MECH0 citations50

KIM JI-EUN

1 patent

US8986555B2Mar 24, 2015

Method of manufacturing printed circuit board having bump

KIM JI-EUN0 citations49

PARK JUNG HYUN

1 patent

US8546943B2Oct 1, 2013

Ball grid array substrate with insulating layer and semiconductor chip package

PARK JUNG HYUN0 citations49

KIM YOUNG-JI

1 patent

US8889994B2Nov 18, 2014

Single-layered printed circuit board and manufacturing method thereof

KIM YOUNG-JI0 citations36