YS

Yoshiatsu Sawaragi

SI Sumitomo Metal Industries: 1 patents #5 of 78Top 7%
Overall (1997): #55,326 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5626817 Austenitic heat resistant steel excellent in elevated temperature strength Hiroyuki Senba 1997-05-06