KN

Katsumi Nakayama

IH Ihi: 2 patents #2 of 52Top 4%
Overall (2011): #87,796 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8051895 Operating method for twin-roll casting machine, and side weir supporting device Hiroyuki Otsuka, Hiroki Yoshizawa 2011-11-08
8006742 Casting roll Hiroyuki Otsuka, Hisahiko Fukase 2011-08-30