KO

Kiyoshi Ochiai

SI Sumitomo Rubber Industries: 2 patents #4 of 52Top 8%
Overall (1989): #22,121 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D304557 Automobile tire 1989-11-14
4878526 Radial tire tread having inclined and axial sipes 1989-11-07