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

David C. Spellmeyer

Oakland, CA: #2,828 of 4,380 inventorsTop 65%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,078,949 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9183237 Methods and apparatus related to gate boundaries within a data space Steven C. Banville, Santosh K. Putta, Nikil Wale, Erik Evensen, Norman Purvis +1 more 2015-11-10