Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Stefan Arndt — 3 Patents

IBM: 3 patents #26,272 of 70,183Top 40%
Leipzig, DE: #113 of 682 inventorsTop 20%
Overall (All Time): #1,470,361 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10346404 Efficient partitioned joins in a database with column-major layout Gopi K. Attaluri, Ronald J. Barber, Guy M. Lohman, Lin Qiao, Vijayshankar Raman +2 more 2019-07-09
9875280 Efficient partitioned joins in a database with column-major layout Gopi K. Attaluri, Ronald J. Barber, Guy M. Lohman, Lin Qiao, Vijayshankar Raman +2 more 2018-01-23
9355146 Efficient partitioned joins in a database with column-major layout Gopi K. Attaluri, Ronald J. Barber, Guy M. Lohman, Lin Qiao, Vijayshankar Raman +2 more 2016-05-31