NI

Norihito Ishimori

DC Dowa Mining Co.: 1 patents #6 of 34Top 20%
📍 Akita, JP: #7 of 20 inventorsTop 35%
Overall (2002): #145,774 of 266,432Top 55%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6475450 Method of leaching zinc concentrate Kaoru Saruta, Hitoshi Masuda 2002-11-05