SY

Susumu Yamaguchi

NS Nippon Steel: 2 patents #21 of 282Top 8%
Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
📍 Moriyama, JP: #6 of 125 inventorsTop 5%
Overall (1989): #7,005 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4882923 Continuous mill plant for rolling steel plates Kozaburo Ichida, Bunichiro Chikazawa 1989-11-28
4872245 Method and apparatus for manufacturing cold-rolled steel strip Yoshiki Kawasaki, Yoshihiro Hioki, Yuichi Ohno, Kozaburo Ichida, Michitaka Sudo +1 more 1989-10-10
4852102 Interleave sequence method 1989-07-25