SO

Shuji Okada

SC Sumitomo Metal Mining Co.: 1 patents #2 of 26Top 8%
SC Sumitomo Special Metals Co.: 1 patents #4 of 27Top 15%
📍 Yamagata, JP: #6 of 17 inventorsTop 40%
Overall (1994): #68,275 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5281250 Powder material for rare earth-iron-boron based permanent magnets Atsushi Hamamura, Katsumi Okayama, Yuji Kaneko, Yasuhiro Okajima, Kaname Takeya 1994-01-25