YK

Yasumasa Kan

SC Sumitomo Metal Mining Co.: 9 patents #62 of 736Top 9%
Overall (All Time): #567,212 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10457565 Production method for hematite for iron production Hideki Sasaki, Hiroyuki Mitsui 2019-10-29
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
9828256 Method for producing hematite for ironmaking Go Ohara, Hideki Sasaki, Masaki Imamura 2017-11-28
9783869 Hydrometallurgical process for nickel oxide ore Yasumasa Hattori, Hidetoshi Watanabe 2017-10-10
9752209 Method for producing hematite for ironmaking Go Ohara, Hideki Sasaki, Masaki Imamura 2017-09-05
9255013 Method for producing hematite for ironmaking Hideki Sasaki, Yoshitomo Ozaki, Manabu Enomoto, Hirofumi Shouji, Tatsuya Higaki +1 more 2016-02-09