YK

Yosimi Kano

BU Buncho: 2 patents #3 of 9Top 35%
Overall (All Time): #2,323,163 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4918130 Eraser Koji Seki, Ryoichi Seki 1990-04-17
4768987 Toy automobile having a body formed by a composition for writing Jiro Usui, Koji Seki 1988-09-06