DM

David P. Maher

AT AT&T: 1 patents #419 of 1,481Top 30%
📍 Philadelphia, PA: #63 of 237 inventorsTop 30%
🗺 Pennsylvania: #1,491 of 5,394 inventorsTop 30%
Overall (2003): #240,949 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6577734 Data encryption key management system Mark H. Etzel, David Faucher, Daniel Nelson Heer, Robert J. Rance 2003-06-10