SK

Shiroh Kitayama

SI Sumitomo Metal Industries: 3 patents #222 of 1,462Top 20%
Overall (All Time): #1,657,434 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5201457 Process for manufacturing corrosion-resistant welded titanium alloy tubes and pipes Yoshiaki Shida 1993-04-13
5156807 Method for improving machinability of titanium and titanium alloys and free-cutting titanium alloys Tatsuo Nagata, Wataru Takahashi, Manabu Nishimoto, Yoshihito Sugimoto 1992-10-20
5141566 Process for manufacturing corrosion-resistant seamless titanium alloy tubes and pipes Yoshiaki Shida 1992-08-25