SI

Seizo Ichikawa

Bridgestone: 2 patents #1,066 of 2,860Top 40%
BL Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
Overall (All Time): #1,665,824 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5055245 Method of measuring temperature within cured article and method of controlling tire vulcanization Hideo Hisatomi, Toshiro Iwata, Toshihide Kosoegawa, Kikuo Oka, Kuninori Mitarai 1991-10-08
4721446 Tire vulcanizer 1988-01-26
4597157 Wire bead forming apparatus 1986-07-01