YS

Yasuhiko Shibata

SI Sanshin Industries: 21 patents #16 of 319Top 6%
YM Yamaha Marine: 5 patents #22 of 137Top 20%
Overall (All Time): #147,843 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5072809 Lubricating device for four stroke outboard motor — 1991-12-17
5036804 Cooling system for four stroke outboard motor — 1991-08-06