ON

Osamu Nakai

SC Sumitomo Metal Mining Co.: 4 patents #5 of 82Top 7%
Overall (2016): #37,228 of 481,213Top 8%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9480956 Hydrogen sulfide gas production plant and method for recovering and using waste hydrogen sulfide gas Satoshi Matsubara, Tomoyuki Hirose, Masafumi Nakamura 2016-11-01
9464341 Flash vessel and method for operating same Satoshi Matsubara, Yoji Kyoda, Takashi Sakamoto 2016-10-11
9410226 Ore slurry production method and metal refining method Hiroyuki Mitsui, Keisuke Shibayama, Hirofumi Shoji, Tatsuya Higaki, Yoji Kyoda 2016-08-09
9321646 Hydrogen sulfide gas production plant system and method for recovering and using hydrogen sulfide gas Satoshi Matsubara, Tomoyuki Hirose, Kouichi Nakagawa, Masafumi Nakamura 2016-04-26