TH

Takeyuki Hirata

SI Sumitomo Metal Industries: 1 patents #3 of 57Top 6%
📍 Ibaraki, JP: #62 of 203 inventorsTop 35%
Overall (1982): #29,381 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4328030 Steel making process and apparatus Yasuyuki Tozaki, Minoru Ueda, Syoji Anezaki 1982-05-04