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Yasutsuga Yoshimura

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,722,428 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5657655 Tandem mill system and work roll crossing mill Kenichi Yasuda, Kenjiro Narita, Yukio Hirama, Kouji Satou, Yoshio Takakura +1 more 1997-08-19