YT

Yoichi Takeda

MM Mitsubishi Materials: 1 patents #19 of 112Top 20%
SC Sumitomo Metal Mining Co.: 1 patents #3 of 16Top 20%
Overall (2002): #84,969 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6416565 Method for smelting copper sulfide concentrate Akira Yazawa, Nozomu Hasegawa, Yoshiaki Mori 2002-07-09