RN

Ritsuo Nakayasu

SI Sumitomo Rubber Industries: 1 patents #23 of 85Top 30%
Overall (2005): #115,861 of 245,428Top 50%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6881770 Rubber composition for tire and pneumatic tire Yoichi Mizuno, Masato Kawase, Takao Wada, Kazuo Hochi 2005-04-19