YS

Yoshiaki Sunaga

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,204,474 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6594652 Electronic discussion system for exchanging information among users creating opinion indexes in accordance with content of each options Atsushi Komatsuzawa, Tetsuji Ohno, Noriyuki Takahashi 2003-07-15
6094675 Electronic discussion system for exchanging information among users Atsushi Komatsuzawa, Tetsuji Ohno, Noriyuki Takahashi 2000-07-25