HN

Hirokatsu Nitomi

SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
Overall (All Time): #2,089,030 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8157928 Non-oriented electrical steel sheet and production process thereof Ichirou Tanaka, Hiroshi Fujimura, Hiroyoshi Yashiki, Kouji Nishida, Hiroki Takamaru 2012-04-17
7922834 Non-oriented electrical steel sheet and production process thereof Ichirou Tanaka, Hiroshi Fujimura, Hiroyoshi Yashiki, Kouji Nishida, Hiroki Takamaru 2011-04-12