KI

Koichi Izumida

SU Sumida: 1 patents #72 of 118Top 65%
Overall (All Time): #3,409,012 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7005106 Lead-free solder alloy and electronic components using it Yuki Takano, Hitoshi Abe, Toshiyuki Moribayashi, Koichi Hagio, Junichi Takenaka 2006-02-28