Inventor · disambiguated record
David Spike Palfrey
Also filed as: PALFREY DAVID SPIKE
9 granted patents·1 pending application·610 citations·filing 2013–2018
91Inventor score
Files withAMAZON TECH INC10
Top patents by PatentIndex Score
10 records- 0196US9286910B1System for resolving ambiguous queries based on user contextAMAZON TECH INC·Filed 2014·Granted Mar 15, 2016·317 cites·26 claims
- 0294US9659052B1Data object resolverAMAZON TECH INC·Filed 2013·Granted May 23, 2017·50 cites·21 claims
- 0393US11055355B1Query paraphrasingAMAZON TECH INC·Filed 2018·Granted Jul 6, 2021·60 cites·20 claims
- 0493US10963497B1Multi-stage query processingAMAZON TECH INC·Filed 2016·Granted Mar 30, 2021·27 cites·18 claims
- 0593US9965726B1Adding to a knowledge base using an ontological analysis of unstructured textAMAZON TECH INC·Filed 2015·Granted May 8, 2018·30 cites·16 claims
- 0693US9646260B1Using existing relationships in a knowledge base to identify types of knowledge for addition to the knowledge baseAMAZON TECH INC·Filed 2013·Granted May 9, 2017·53 cites·15 claims
- 0793US9582757B1Scalable curation systemAMAZON TECH INC·Filed 2014·Granted Feb 28, 2017·64 cites·23 claims
- 0887US10049375B1Automated graph-based identification of early adopter usersAMAZON TECH INC·Filed 2015·Granted Aug 14, 2018·7 cites·20 claims
- 0963US11120341B1Determining the value of facts in a knowledge base and related techniquesAMAZON TECH INC·Filed 2015·Granted Sep 14, 2021·2 cites·23 claims
- 1048US2018157960A1Scalable curation systemAMAZON TECH INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →