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

Grant E. Du Bois

DYDynapol: 1 patents #21 of 27Top 80%
Palo Alto, CA: #7,003 of 9,675 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,097,229 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4290957 Flavonone precursors for alpha amino acid dihydrochalcones Rebecca A. G. Stephenson, Guy A. Crosby 1981-09-22