TO

Tetsuji Ohno

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,611,244 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6594652 Electronic discussion system for exchanging information among users creating opinion indexes in accordance with content of each options Yoshiaki Sunaga, Atsushi Komatsuzawa, Noriyuki Takahashi 2003-07-15
6101532 Electronic conference system Takashi Horibe, Noriyuki Takahashi, Takahiro Tanida 2000-08-08
6094675 Electronic discussion system for exchanging information among users Yoshiaki Sunaga, Atsushi Komatsuzawa, Noriyuki Takahashi 2000-07-25