YS

Yakov Shmerelzon

AB Amf Bowling: 1 patents #20 of 45Top 45%
Overall (All Time): #3,716,140 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5630761 Bowling ball return mechanism Sean Anderson, Larry Gooss, Bill Riley, Winston Sanders, Michael W. Stephens 1997-05-20