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

Qiwei Liu

Amazon: 3 patents #467 of 4,414Top 15%
Longbeilingcun, CA: #58 of 159 inventorsTop 40%
Overall (2020): #73,378 of 565,922Top 15%
3 Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10779111 High density location-based service zone management for a geographic region Sergey Parshin, Ronen Barenboim, Michael Bowerman, Jon Robert Ducrou, Ryan Hapgood +2 more 2020-09-15
10757531 Time-restricted location-based service zone management Sergey Parshin, Jon Robert Ducrou, Ryan Hapgood, Raymond H. Smith, James Michael Sutula +1 more 2020-08-25
10531372 Location-based service zone cluster management and monitoring Sergey Parshin, Ronen Barenboim, Michael Bowerman, Jon Robert Ducrou, Ryan Hapgood +2 more 2020-01-07