SK

Sadao Kojima

KK Kaiyo Kogyo Kabushiki Kaisha: 1 patents #1 of 3Top 35%
Overall (1989): #59,306 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4879046 Local water cleaning method for use in consecutive water areas — 1989-11-07