YS

Yoshihiro Sugai

MC Mitsubishi Aluminum Co.: 1 patents #48 of 121Top 40%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
📍 Susono, JP: #918 of 1,238 inventorsTop 75%
Overall (All Time): #3,879,889 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5028494 Brake disk material for railroad vehicle Taro Tsujimura, Shuji Manabe, Akira Watanabe 1991-07-02