SE

Stephan Ewen

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,558,249 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7877381 Progressive refinement of a federated query plan during query execution Holger Kache, Volker Gerhard Markl, Vijayshankar Raman 2011-01-25
7610264 Method and system for providing a learning optimizer for federated database systems Volker Gerhard Markl, Michael Ortega-Binderberger 2009-10-27
7490110 Predictable query execution through early materialization Holger Kache, Guy M. Lohman, Volker Gerhard Markl, Vijayshankar Raman 2009-02-10