Inventor · disambiguated record
Stephan Ewen
Also filed as: EWEN STEPHAN · EWEN STEPHAN EBERHARD
3 granted patents·1 pending application·132 citations·filing 2005–2017
74Inventor score
Top patents by PatentIndex Score
4 records- 0196US7877381B2Progressive refinement of a federated query plan during query executionIBM·Filed 2006·Granted Jan 25, 2011·104 cites·22 claims
- 0276US7490110B2Predictable query execution through early materializationIBM·Filed 2006·Granted Feb 10, 2009·16 cites·30 claims
- 0369US7610264B2Method and system for providing a learning optimizer for federated database systemsIBM·Filed 2005·Granted Oct 27, 2009·12 cites·14 claims
- 0435US2019129992A1Data stream processing method and system for processing transactions in a data streamData Artisans GmbH·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →