SO

Shigeyuki Ozawa

SI Sanshin Industries: 2 patents #4 of 50Top 8%
Yamaha Motor: 1 patents #21 of 79Top 30%
📍 Yamanashi, JP: #12 of 226 inventorsTop 6%
Overall (2003): #21,770 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6565399 Watercraft catalytic exhaust system Ryoichi Nakase, Hiroaki Fujimoto 2003-05-20
6524150 Exhaust emission control for watercraft 2003-02-25
6517394 Engine control system for watercraft 2003-02-11