RH

Roger Shan Chung Hsin

Rohm And Haas: 2 patents #861 of 2,359Top 40%
📍 North Wales, PA: #215 of 457 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,213,121 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6379601 Precast concrete plates Michael Damian Bowe 2002-04-30
6311448 Precast concrete plates Michael Damian Bowe 2001-11-06