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USPTO Patent Rankings Data through Sept 30, 2025
RB

Robert Barnes

DTDrexler Technology: 1 patents #11 of 21Top 55%
Los Gatos, CA: #2,161 of 2,986 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,906,260 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4937963 Protective enclosure for data cards 1990-07-03