HS

Hiroshi Sumida

MC Mitsui Mining & Smelting Co.: 1 patents #15 of 65Top 25%
Overall (2004): #208,095 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6821678 Process of producing manganese dioxide for a lithium primary battery Kiyoteru Enomoto, Masaki Sato 2004-11-23