YH

Yu Haijima

SI Sigma: 1 patents #21 of 40Top 55%
Overall (All Time): #3,713,425 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5618233 Running body and racing game apparatus using the same Kouichi Iimura 1997-04-08