KY

Keiji Yasufuku

SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
Overall (All Time): #3,744,770 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5524686 Heavy duty tire including narrow circumferential grooves Yoshiyuki Takada 1996-06-11