YS

Yukio Sumigawa

SI Sanshin Industries: 1 patents #17 of 48Top 40%
📍 Iwata, JP: #25 of 96 inventorsTop 30%
Overall (1997): #53,808 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5595515 Outboard motor exhaust system Junichi Hasegawa, Yoshibumi Iwata 1997-01-21