RN

Ryoji Nakahama

SI Sanshin Industries: 3 patents #3 of 39Top 8%
📍 Iwata, JP: #3 of 36 inventorsTop 9%
Overall (1989): #7,392 of 140,708Top 6%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4850911 Power transmission device for inboard/outboard system Naoyoshi Kuragaki 1989-07-25
4811717 Device driving injection pump for fuel-injection engine 1989-03-14
4795001 Two-cycle fuel-injection engine Tatsuki Uchida 1989-01-03