TS

Tokuji Sugiyama

HI Hitachi: 1 patents #867 of 2,942Top 30%
📍 Ibaraki, JP: #166 of 586 inventorsTop 30%
Overall (1997): #64,886 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5666837 Rolling mill and method of using the same Toshiyuki Kajiwara, Yoshio Takakura, Takao Sakanaka, Yasutsugu Yoshimura, Ken Yasuda +1 more 1997-09-16