IN

Iwao Nakayasu

MM Mitsubishi Mining: 1 patents #32 of 234Top 15%
📍 Kasai, JP: #98 of 394 inventorsTop 25%
Overall (1989): #31,946 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4863637 Process for treating waste liquids of acid decontamination agents Hiroyo Matsumoto, Akira Kakimoto, Kazuo Yonekura 1989-09-05