DS

David E. Simmen

IBM: 2 patents #2,055 of 9,568Top 25%
📍 Mountain View, CA: #232 of 1,245 inventorsTop 20%
🗺 California: #7,487 of 41,698 inventorsTop 20%
Overall (2011): #104,487 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7958113 Automatically and adaptively determining execution plans for queries with parameter markers Wei Fan, Guy M. Lohman, Volker Gerhard Markl, Nimrod Megiddo, Jun Rao +1 more 2011-06-07
7890491 Query optimization technique for obtaining improved cardinality estimates using statistics on automatic summary tables 2011-02-15