YT

Yasushi Tomisaka

KS Kobe Steel: 2 patents #504 of 2,031Top 25%
Overall (All Time): #2,352,471 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4507134 Air fractionation method — 1985-03-26
4367082 Air separating system Yuji Horii 1983-01-04