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John V. Schaack

UI US Dept of the Interior: 1 patents #132 of 508Top 30%
📍 Cupertino, CA: #5,025 of 6,989 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,999,840 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4604699 General earthquake observation system Roger D. Borcherdt, Jon P. Fletcher, Richard E. Warrick, Gary L. Maxwell, Edward G. Jensen 1986-08-05