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

John Lafferty

IBM: 2 patents #32,839 of 70,183Top 50%
Pittsburgh, PA: #3,179 of 7,570 inventorsTop 45%
Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,176,602 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6847203 Applying parametric test patterns for high pin count ASICs on low pin count testers Dennis R. Conti 2005-01-25
6304841 Automatic construction of conditional exponential models from elementary features Adam L. Berger, Peter F. Brown, Stephen Andrew Della Pietra, Vincent J. Della Pietra, Robert L. Mercer 2001-10-16