NI

Naoya Ichikawa

SI Sumitomo Rubber Industries: 2 patents #14 of 88Top 20%
Overall (2011): #77,165 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8044118 Preparation process of oil extended rubber for tire, oil extended rubber for tire, and rubber composition and tire using the same Toshiaki Sakaki, Takayuki Hattori, Chee-Cheong Ho, Choong Dick Hean 2011-10-25
8022136 Vulcanized rubber composition, pneumatic tire and the process of producing the same Hiroyuki Yano, Yukio Isobe, Takayuki Hattori 2011-09-20