MD

Masayoshi Daio

The Yokohama Rubber Co.: 6 patents #226 of 1,136Top 20%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
Overall (All Time): #885,000 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6058994 Rubber composition for tire-tread having high frictional force on ice and pneumatic tire using same Naoya Amino, Yoichi Yamaguchi 2000-05-09
5326810 Rubber compositions for tire treads of driving stability Takao Muraki, Kinya Kawakami 1994-07-05
5268402 Rubber composition Shigeru Shinoda, Hideki Ishida 1993-12-07
5266620 Rubber composition Shigeru Shinoda, Hideki Ishida, Tetsuji Kawazura 1993-11-30
5196464 Rubber compositions Shigeru Shinoda 1993-03-23
5194485 Rubber composition for tire tread Yasushi Kikuchi, Kazuyoshi Kayama, Hideyuki Oishi, Shuichi Akita, Fumitoshi Suzuki 1993-03-16