DJ

David L. Johnson

VI Visa: 1 patents #3 of 20Top 15%
📍 Doylestown, PA: #7 of 76 inventorsTop 10%
🗺 Pennsylvania: #615 of 5,394 inventorsTop 15%
Overall (2003): #71,165 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6642426 Fluid-bed aromatics alkylation with staged injection of alkylating agents Robert G. Tinger, Robert A. Ware, Sergei Yurchak 2003-11-04
RE38255 Method and apparatus for distributing currency Jack Levine, Priscilla C. Brandt, Nydia Jackson, Helen Clark 2003-09-23