IK

Isamu Koshiyama

FK Fujimi Kenmazai Kogyo Kabushiki Kaisha: 2 patents #1 of 12Top 9%
Overall (All Time): #2,374,068 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4226623 Method for polishing a single crystal or gadolinium gallium garnet Yoshisuke Naitou 1980-10-07
4225349 Compositions for polishing synthetic resin Tetsuji Senda 1980-09-30