Inventor · disambiguated record
Yao-Ching Chen
Also filed as: CHEN YAO · CHEN YAO-CHING · CHEN YAO-CHING S · CHEN YAO-CHING STEPHEN
39 granted patents·9 pending applications·591 citations·filing 1994–2023
98Inventor score
Top patents by PatentIndex Score
48 records- 0192US11042650B2Sargable query-predicate evaluation for encrypted databasesIBM·Filed 2018·Granted Jun 22, 2021·16 cites·25 claims
- 0292US7657570B2Optimizing aggregate processingIBM·Filed 2007·Granted Feb 2, 2010·43 cites·9 claims
- 0390US7437374B2Efficient XML schema validation of XML fragments using annotated automaton encodingIBM·Filed 2004·Granted Oct 14, 2008·54 cites·13 claims
- 0488US5930795ASupporting dynamic tables in SQL query compilersIBM·Filed 1997·Granted Jul 27, 1999·151 cites·41 claims
- 0584US8930410B2Query transformation for masking data within database objectsALTON ERIC L·Filed 2011·Granted Jan 6, 2015·19 cites·21 claims
- 0682US8515948B2Managing materialized query tables (MQTS) over fine-grained access control (FGAC) protected tablesCHEN YAO-CHING S·Filed 2011·Granted Aug 20, 2013·12 cites·18 claims
- 0782US7711746B2System and method for deploying an SQL procedureIBM·Filed 2005·Granted May 4, 2010·17 cites·26 claims
- 0878US7890479B2Efficient XML schema validation of XML fragments using annotated automaton encodingIBM·Filed 2008·Granted Feb 15, 2011·7 cites·10 claims
- 0978US7685214B2Order-preserving encoding formats of floating-point decimal numbers for efficient value comparisonIBM·Filed 2005·Granted Mar 23, 2010·9 cites·16 claims
- 1078US6385603B1Joined table expression optimization by query transformationIBM·Filed 1999·Granted May 7, 2002·55 cites·15 claims
- 1176US7124137B2Method, system, and program for optimizing processing of nested functionsIBM·Filed 2002·Granted Oct 17, 2006·24 cites·21 claims
- 1275US6829616B2Method, system, and program for implementing a database triggerIBM·Filed 2001·Granted Dec 7, 2004·24 cites·36 claims
- 1372US7188098B2Query transformation for union all view join queries using join predicates for pruning and distributionIBM·Filed 2003·Granted Mar 6, 2007·22 cites·30 claims
- 1469US10521418B2Enforcing temporal referential integrityIBM·Filed 2016·Granted Dec 31, 2019·1 cites·10 claims
- 1566US8234299B2Method and system for using fine-grained access control (FGAC) to control access to data in a databaseBIRD PAUL MILLER·Filed 2008·Granted Jul 31, 2012·6 cites·18 claims
- 1665US8903814B2Indexing timestamp with time zone valueCAI MENGCHU·Filed 2011·Granted Dec 2, 2014·2 cites·21 claims
- 1765US7580958B2Supporting multiple versions of a routineIBM·Filed 2005·Granted Aug 25, 2009·4 cites·24 claims
- 1863US7346609B2Streaming XPath algorithm for XPath value index key generationIBM·Filed 2004·Granted Mar 18, 2008·20 cites·4 claims
- 1962US9348867B2Method for using multiple plans to achieve temporal and archive transparency performanceIBM·Filed 2014·Granted May 24, 2016·1 cites·9 claims
- 2062US6643637B2Method, system, and program for using a fetch request to make data available to an application programIBM·Filed 2001·Granted Nov 4, 2003·10 cites·36 claims
- 2161US6421663B1Optimization of joined table expressions by extended access path selectionIBM·Filed 1999·Granted Jul 16, 2002·38 cites·15 claims
- 2260US11620392B2Sargable evaluation of queries submitted to an encrypted databaseIBM·Filed 2021·Granted Apr 4, 2023·0 cites·21 claims
- 2360US7487140B2Method for executing a query having multiple distinct key columnsIBM·Filed 2002·Granted Feb 3, 2009·7 cites·7 claims
- 2459US7376646B2Cost-based subquery correlation and decorrelationIBM·Filed 2005·Granted May 20, 2008·5 cites·8 claims
- 2558US12450047B2Automatic container image registry selectionIBM·Filed 2023·Granted Oct 21, 2025·0 cites·20 claims
- 2656US12499002B2Anomaly detection during cloud application installationIBM·Filed 2023·Granted Dec 16, 2025·0 cites·19 claims
- 2756US9535952B2Dynamic selection of optimal grouping sequence at runtime for grouping sets, rollup and cube operations in SQL query processingZHANG GUOGEN·Filed 2012·Granted Jan 3, 2017·1 cites·21 claims
- 2854US10592498B2Enforcing temporal referential integrityIBM·Filed 2017·Granted Mar 17, 2020·0 cites·10 claims
- 2954US2009070304A1Low-overhead built-in timestamp column for relational database systemsIBM·Filed 2008·Application pending·0 cites
- 3053US10901854B2Temporal logical transactionsIBM·Filed 2017·Granted Jan 26, 2021·0 cites·5 claims
- 3153US8572125B2Scalable storage schemes for native XML column data of relational tablesCHEN YAO-CHING STEPHEN·Filed 2005·Granted Oct 29, 2013·1 cites·4 claims
- 3253US7711730B2Method of returning data during insert statement processingIBM·Filed 2003·Granted May 4, 2010·4 cites·23 claims
- 3353US7246115B2Materialized view signature and efficient identification of materialized view candidates for queriesIBM·Filed 2002·Granted Jul 17, 2007·12 cites·23 claims
- 3452US8041726B2System for executing a query having multiple distinct key columnsIBM·Filed 2008·Granted Oct 18, 2011·0 cites·17 claims
- 3552US7243098B2Method, system, and program for optimizing aggregate processingIBM·Filed 2002·Granted Jul 10, 2007·9 cites·27 claims
- 3650US10896096B2Temporal logical transactionsIBM·Filed 2016·Granted Jan 19, 2021·0 cites·9 claims
- 3747US7624119B2Low-overhead built-in timestamp column for relational database systemsIBM·Filed 2004·Granted Nov 24, 2009·0 cites·2 claims
- 3846US2024069975A1Resource optimized load balancing of microservice requestsIBM·Filed 2022·Application pending·0 cites
- 3946US2007120572A1Smart coupon for realtime corrosion detectionCHEN WEIGUO·Filed 2005·Application pending·0 cites
- 4046US2025110796A1Workload mergingIBM·Filed 2023·Application pending·0 cites
- 4146US2025110783A1Role-based multi-controller collaboration on resource modification in a container orchestration platformIBM·Filed 2023·Application pending·0 cites
- 4245US2005177578A1Efficient type annontation of XML schema-validated XML documents without schema validationFiled 2004·Application pending·0 cites
- 4342US2005027690A1Dynamic selection of optimal grouping sequence at runtime for grouping sets, rollup and cube operations in SQL query processingIBM·Filed 2003·Application pending·0 cites
- 4440US8543614B2Packing nodes into records to store XML XQuery data model and other hierarchically structured dataCHEN YAO-CHING STEPHEN·Filed 2005·Granted Sep 24, 2013·0 cites·6 claims
- 4539US2007055644A1Global dynamic variable storage for SQL proceduresIBM·Filed 2005·Application pending·0 cites
- 4637US5844398AAutomatic battery charging system using lowest charge current detectionFiled 1994·Granted Dec 1, 1998·17 cites·3 claims
- 4736US7840552B2Cost-based subquery correlation and decorrelationIBM·Filed 2008·Granted Nov 23, 2010·0 cites·16 claims
- 4832US2016210323A1Temporal auditingIBM·Filed 2015·Application pending·0 cites
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