Inventor · disambiguated record
Mengchu Cai
Also filed as: CAI MENGCHU
26 granted patents·3 pending applications·450 citations·filing 2002–2022
96Inventor score
Top patents by PatentIndex Score
29 records- 0198US10528599B1Tiered data processing for distributed dataAMAZON TECH INC·Filed 2016·Granted Jan 7, 2020·175 cites·20 claims
- 0297US11074261B1Format independent processing for distributed dataAMAZON TECH INC·Filed 2016·Granted Jul 27, 2021·24 cites·16 claims
- 0397US10769148B1Relocating data sharing operations for query processingAMAZON TECH INC·Filed 2017·Granted Sep 8, 2020·74 cites·20 claims
- 0494US10860562B1Dynamic predicate indexing for data storesAMAZON TECH INC·Filed 2014·Granted Dec 8, 2020·26 cites·20 claims
- 0592US11868359B2Dynamically assigning queries to secondary query processing resourcesAMAZON TECH INC·Filed 2022·Granted Jan 9, 2024·2 cites·20 claims
- 0692US7657570B2Optimizing aggregate processingIBM·Filed 2007·Granted Feb 2, 2010·43 cites·9 claims
- 0791US12298977B1Dynamic selection of database data topologies for performing queriesAMAZON TECH INC·Filed 2022·Granted May 13, 2025·4 cites·17 claims
- 0891US11308100B2Dynamically assigning queries to secondary query processing resourcesAMAZON TECH INC·Filed 2019·Granted Apr 19, 2022·7 cites·20 claims
- 0990US10289723B1Distributed union all queriesAMAZON TECH INC·Filed 2014·Granted May 14, 2019·14 cites·21 claims
- 1084US8495085B2Supporting efficient partial update of hierarchically structured documents based on record storageCAI MENGCHU·Filed 2010·Granted Jul 23, 2013·12 cites·19 claims
- 1182US9430582B2Efficient method of using XML value indexes without exact path information to filter XML documents for more specific XPath queriesIBM·Filed 2015·Granted Aug 30, 2016·3 cites·15 claims
- 1277US9471555B1Optimizing update operations in hierarchically structured documentsIBM·Filed 2016·Granted Oct 18, 2016·2 cites·1 claims
- 1376US7124137B2Method, system, and program for optimizing processing of nested functionsIBM·Filed 2002·Granted Oct 17, 2006·24 cites·21 claims
- 1474US7120864B2Eliminating superfluous namespace declarations and undeclaring default namespaces in XML serialization processingIBM·Filed 2004·Granted Oct 10, 2006·21 cites·27 claims
- 1569US9519662B2Boolean term conversion for null-tolerant disjunctive predicatesIBM·Filed 2013·Granted Dec 13, 2016·2 cites·15 claims
- 1665US8903814B2Indexing timestamp with time zone valueCAI MENGCHU·Filed 2011·Granted Dec 2, 2014·2 cites·21 claims
- 1759US7376646B2Cost-based subquery correlation and decorrelationIBM·Filed 2005·Granted May 20, 2008·5 cites·8 claims
- 1858US8666969B2Query rewrite for pre-joined tablesBEAVIN THOMAS A·Filed 2011·Granted Mar 4, 2014·1 cites·17 claims
- 1956US9934210B2Optimizing update operations in hierarchically structured documentsIBM·Filed 2017·Granted Apr 3, 2018·0 cites·1 claims
- 2056US9934209B2Optimizing update operations in hierarchically structured documentsIBM·Filed 2017·Granted Apr 3, 2018·0 cites·1 claims
- 2154US9524305B2Boolean term conversion for null-tolerant disjunctive predicatesIBM·Filed 2014·Granted Dec 20, 2016·0 cites·8 claims
- 2253US9747264B2Optimizing update operations in hierarchically structured documentsIBM·Filed 2015·Granted Aug 29, 2017·0 cites·16 claims
- 2352US7243098B2Method, system, and program for optimizing aggregate processingIBM·Filed 2002·Granted Jul 10, 2007·9 cites·27 claims
- 2452US2008222176A1Streaming xpath algorithm for xpath expressions with predicatesIBM·Filed 2008·Application pending·0 cites
- 2548US8972377B2Efficient method of using XML value indexes without exact path information to filter XML documents for more specific XPath queriesZHANG GUOGEN·Filed 2007·Granted Mar 3, 2015·0 cites·19 claims
- 2648US2007198479A1Streaming XPath algorithm for XPath expressions with predicatesIBM·Filed 2006·Application pending·0 cites
- 2746US11960468B1Late-binding database viewsAMAZON TECH INC·Filed 2018·Granted Apr 16, 2024·0 cites·20 claims
- 2836US7840552B2Cost-based subquery correlation and decorrelationIBM·Filed 2008·Granted Nov 23, 2010·0 cites·16 claims
- 2936US2011302195A1Multi-Versioning Mechanism for Update of Hierarchically Structured Documents Based on Record StorageCAI MENGCHU·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →