YI

Yukio Ilzuka

SU Sumco: 1 patents #248 of 464Top 55%
Overall (All Time): #3,339,338 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7610650 Vehicle for cleaning Shunichi Imao, Toshihiko Aoki, Akihiko Kosugi 2009-11-03