Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Robert M. Ulfig

AMAMD: 2 patents #3,994 of 9,279Top 45%
Sunnyvale, CA: #7,978 of 14,302 inventorsTop 60%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,194,659 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6791081 Method for determining pore characteristics in porous materials Suzette K. Pangrle, Alline F. Myers, Jeremias D. Romero 2004-09-14
6086464 CMP platen plug Richard Lamm 2000-07-11