RR

R. Lee Roberts

RD Rg Delaware: 1 patents #1 of 3Top 35%
📍 Rose Valley, PA: #2 of 4 inventorsTop 50%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #135,572 of 270,089Top 55%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6740237 Low profile extruded underdrain Mark Kevin Addison, Andrew Scott Taylor 2004-05-25