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

David S. Gragnolati — 1 Patent

Apple: 1 patents #12,251 of 18,612Top 70%
San Francisco, CA: #18,903 of 26,999 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,654,108 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11327316 Particle control for head-mount able device Ivan S. Maric, Devin M. Zettler, Jan K. Quijalvo, Jia Tao 2022-05-10