YK

Yoshiharu Kusumoto

JS Jfe Steel: 2 patents #578 of 1,401Top 45%
Overall (All Time): #2,114,012 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8071018 High carbon hot-rolled steel sheet Nobusuke Kariya, Norio Kanamoto, Hidekazu Ookubo, Takeshi Fujita 2011-12-06
8052812 Method of manufacturing high carbon cold-rolled steel sheet Nobusuke Kariya, Norio Kanamoto, Hidekazu Ookubo, Takeshi Fujita 2011-11-08