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

Martin E. Powell — 2 Patents

IBM: 2 patents #32,839 of 70,183Top 50%
Poughkeepsie, NY: #878 of 1,613 inventorsTop 55%
New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,113,262 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8039366 Method for providing rotationally symmetric alignment marks for an alignment system that requires asymmetric geometric layout Karen L. Holloway, Holly LaFerrara, Alexander L. Martin, Timothy J. Wiltshire, Roger J. Yerdon 2011-10-18
4825178 Oscillator with noise rejection and square wave output Edward F. Culican, John D. Davis, Philip E. Pritzlaff, Jr. 1989-04-25