DS

Daijirou Sirakura

Bridgestone: 4 patents #601 of 2,860Top 25%
Overall (All Time): #1,190,808 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9535354 Conductive roller and manufacturing method thereof Hirotaka Tagawa, Junichi Takano, Izumi Yoshimura 2017-01-03
9376539 Urethane resin composition and a conductive roller using same Junichi Takano, Mitsuaki Adachi, Youichi Kotanaka 2016-06-28
8711543 Electrifying roller Junichi Takano, Hirotaka Tagawa, Izumi Egashira 2014-04-29
8642148 Electrifying roller Izumi Egashira, Hirotaka Tagawa, Junichi Takano 2014-02-04