TK

Toyoharu Koizumi

HC Hitachi Cable: 2 patents #313 of 1,086Top 30%
📍 Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #2,157,200 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7213335 Method for manufacturing printed circuit boards Akiji Shibata, Tsuyoshi Ishihara, Takashi Sato 2007-05-08
6818989 BGA type semiconductor device, tape carrier for semiconductor device, and semiconductor device using said tape carrier Akifumi Higuchi, Norihiro Ashizuka 2004-11-16