HT

Hirotosi Takahasi

Yamaha: 2 patents #899 of 2,001Top 45%
Overall (All Time): #2,259,128 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5736218 Wood board and a flooring material made therefrom Ritsuo Iwata, Satoshi Suzuki, Takayuki Endo 1998-04-07
5506026 Wood board and a flooring material made therefrom Ritsuo Iwata, Satoshi Suzuki, Takayuki Endo 1996-04-09