HO

Hirotoshi Otsuki

SI Sumitomo Rubber Industries: 1 patents #77 of 236Top 35%
Overall (2018): #397,284 of 503,207Top 80%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10131763 Modified natural rubber, process for producing same, rubber composition for tire, and pneumatic tire Toshiaki Sakaki, Yuka Yokoyama, Tatsuya Miyazaki, Ryo Mashita 2018-11-20