RS

Robert W. Stephan

VI Vickers: 2 patents #29 of 188Top 20%
Overall (All Time): #2,342,485 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4662046 Power transmission — 1987-05-05
4406599 Variable displacement vane pump with vanes contacting relatively rotatable rings — 1983-09-27