HK

Hirotoki Kawasaki

UN Unknown: 7 patents #1,646 of 83,584Top 2%
Overall (All Time): #1,054,558 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5678560 Brain-wave analysis method and apparatus George Sakamoto, Morikuni Takigawa, Toshiyuki Sato 1997-10-21
5470081 Control-signal input device for computer game machines Toshiyuki Sato, George Sakamoto, Morikuni Takigawa 1995-11-28
5460184 Mental-concentration measuring method and apparatus Toshiyuki Sato, George Sakamoto, Morikuni Takigawa 1995-10-24
5415174 Filter-coefficient conversion system Toshiyuki Sato, George Sakamoto, Morikuni Takigawa 1995-05-16
5263487 Biological signal processing system George Sakamoto 1993-11-23