TY

Tsuyoshi Yuki

SI Sanyo Chemical Industries: 1 patents #2 of 35Top 6%
Overall (2004): #94,560 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6746993 Viscosity index improver and lube oil containing the same Yoshihisa Ota 2004-06-08