SO

Shigeyuki Ozawa

SI Sanshin Industries: 3 patents #7 of 48Top 15%
📍 Yamanashi, JP: #14 of 140 inventorsTop 10%
Overall (1997): #11,111 of 185,788Top 6%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5702276 Watercraft catalytic exhaust system Ryoichi Nakase, Hiroaki Fujimoto, Takehisa Suzuki 1997-12-30
5676575 Exhaust system for watercraft Yoshihide Fukuda 1997-10-14
5632660 Watercraft catalytic exhaust system Ryoichi Nakase, Hiroaki Fujimoto 1997-05-27