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

Stephen E. Hannah — 3 Patents in 2021

GSGatekeeper Systems: 3 patents #1 of 4Top 25%
Placentia, CA: #2 of 33 inventorsTop 7%
California: #8,414 of 66,859 inventorsTop 15%
Overall (2021): #62,285 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11208134 Monitoring system capable of classifying items added to a shopping cart Scott J. Carter, Narayanan Ramanathan, Jesse M. James 2021-12-28
11203370 Shopping cart monitoring using computer vision Scott J. Carter, Narayanan Ramanathan, Jesse M. James 2021-12-21
11183070 Estimating motion of wheeled carts Scott J. Carter, Jesse M. James, Narayanan Ramanathan 2021-11-23