RR

R. Lee Roberts

RD Rg Delaware: 2 patents #1 of 2Top 50%
📍 Rose Valley, PA: #2 of 4 inventorsTop 50%
🗺 Pennsylvania: #615 of 5,394 inventorsTop 15%
Overall (2003): #47,613 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6616852 Modular filter system Mark Kevin Addison 2003-09-09
6569327 Apparatus for directing fluids through a filter system Mark Kevin Addison 2003-05-27