DM

David L. Murphree

📍 Wills Point, TX: #6 of 22 inventorsTop 30%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,679,448 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5732136 Merchant specific debit card verification system Leslie A. Speck 1998-03-24