PD

Peter J. Duffy

IBM: 1 patents #5,496 of 11,143Top 50%
Overall (2019): #315,685 of 560,194Top 60%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10198472 Outer join optimizations in database management systems Pedro M. Barbas, Lei Pan, David M. Tilson 2019-02-05