YJ

Yuumi Jitousho

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,356,005 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7373318 Information recommendation apparatus and information recommendation system Hiroshi Kutsumi, Shouichi Araki, Eiichi Naito, Tomoyasu Hiratsuka 2008-05-13