Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JW

John Woffinden — 2 Patents

STSymbol Technologies: 2 patents #440 of 1,181Top 40%
Overall (All Time): #2,185,784 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6672506 Statistical sampling security methodology for self-scanning checkout system Jerome Swartz, Stephen Jay Shellhammer, Joseph Katz, Theo Pavlidis, Judith Murrah +2 more 2004-01-06
6092725 Statistical sampling security methodology for self-scanning checkout system Jerome Swartz, Stephen Jay Shellhammer, Joseph Katz, Theo Pavlidis, Judith Murrah +2 more 2000-07-25