TH

Tomoyuki Hirose

SC Sumitomo Metal Mining Co.: 1 patents #37 of 99Top 40%
Overall (2017): #213,584 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9550674 Plant for manufacturing hydrogen sulfide gas and method for exhausting hydrogen sulfide gas Osamu Nakai, Satoshi Matsubara, Koichi Nakagawa 2017-01-24