Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Gunther W. B. Preiss

Fremont, CA: #6,509 of 9,298 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,052,923 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4388043 Conductivity dependent pump and process control 1983-06-14