YK

Yasumasa Kan

SC Sumitomo Metal Mining Co.: 4 patents #6 of 98Top 7%
Overall (2018): #33,069 of 503,207Top 7%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10125025 Method for producing hematite for ironmaking Go Ohara, Masaki Imamura 2018-11-13
9981858 Process for producing hemataite for ironmaking Go Ohara, Masaki Imamura 2018-05-29
9914648 Process for producing hematite for ironmaking Go Ohara, Masaki Imamura 2018-03-13
9890055 Method for producing hematite for ironmaking Hideki Sasaki, Hiroyuki Mitsui 2018-02-13