SY

Susumu Yokoyama

HU Hokkaido University: 1 patents #20 of 74Top 30%
KE Kokusai Electric: 1 patents #344 of 583Top 60%
Overall (All Time): #2,247,309 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5880726 Stock information display method and information terminal Takahiro Takiguchi, Kazumasa Nakamura, Nobuhiro Takahashi 1999-03-09
4534848 Coal liquefaction with a selenium catalyst Yuzo Sanada, Tadatoshi Chiba, Tetsuro Yokono, Hiroshi Moritomi, Toshiyuki Obara +1 more 1985-08-13