KS

Koji Sawada

Overall (1989): #21,868 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4836710 Underground tank with leak detection mechanism 1989-06-06
4798496 Underground tank with leak detection mechanism 1989-01-17