SS

Shunsuke Shimada

KC Kyokado Engineering Co.: 2 patents #1 of 2Top 50%
SC Sanshin Co.: 2 patents #1 of 2Top 50%
Overall (1989): #15,851 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4851259 Ground impregnating process Takeshi Sato 1989-07-25
4842780 System for preparing ground-impregnating material Takeshi Sato 1989-06-27