RA

Robert Yaw Gyamfi Andoh

HI Hydro International: 1 patents #1 of 2Top 50%
📍 South Portland, ME: #4 of 7 inventorsTop 60%
🗺 Maine: #67 of 268 inventorsTop 25%
Overall (2002): #130,836 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6374858 Vortex valves Stephen Peter Hides 2002-04-23