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Yao-Ching Stephen Chen
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San Jose, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Sargable evaluation of queries submitted to an encrypted database
Patent number
11,620,392
Issue date
Apr 4, 2023
International Business Machines Corporation
Xiaohong Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Sargable query-predicate evaluation for encrypted databases
Patent number
11,042,650
Issue date
Jun 22, 2021
International Business Machines Corporation
Xiaohong Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Temporal logical transactions
Patent number
10,901,854
Issue date
Jan 26, 2021
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Temporal logical transactions
Patent number
10,896,096
Issue date
Jan 19, 2021
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Enforcing temporal referential integrity
Patent number
10,592,498
Issue date
Mar 17, 2020
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Enforcing temporal referential integrity
Patent number
10,521,418
Issue date
Dec 31, 2019
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Dynamic selection of optimal grouping sequence at runtime for group...
Patent number
9,535,952
Issue date
Jan 3, 2017
International Business Machines Corporation
Guogen Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for using multiple plans to achieve temporal and archive tra...
Patent number
9,348,867
Issue date
May 24, 2016
International Business Machines Corporation
Frank Chan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Query transformation for masking data within database objects
Patent number
8,930,410
Issue date
Jan 6, 2015
International Business Machines Corporation
Eric L. Alton
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Indexing timestamp with time zone value
Patent number
8,903,814
Issue date
Dec 2, 2014
International Business Machines Corporation
Mengchu Cai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Scalable storage schemes for native XML column data of relational t...
Patent number
8,572,125
Issue date
Oct 29, 2013
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Packing nodes into records to store XML XQuery data model and other...
Patent number
8,543,614
Issue date
Sep 24, 2013
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Managing materialized query tables (MQTS) over fine-grained access...
Patent number
8,515,948
Issue date
Aug 20, 2013
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for executing a query having multiple distinct key columns
Patent number
8,041,726
Issue date
Oct 18, 2011
International Business Machines Corporation
Yao-Ching Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient XML schema validation of XML fragments using annotated au...
Patent number
7,890,479
Issue date
Feb 15, 2011
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cost-based subquery correlation and decorrelation
Patent number
7,840,552
Issue date
Nov 23, 2010
International Business Machines Corporation
Thomas Abel Beavin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of returning data during insert statement processing
Patent number
7,711,730
Issue date
May 4, 2010
International Business Machines Corporation
Margaret A. Bernal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for deploying an SQL procedure
Patent number
7,711,746
Issue date
May 4, 2010
International Business Machines Corporation
Margaret Ann Bernal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Order-preserving encoding formats of floating-point decimal numbers...
Patent number
7,685,214
Issue date
Mar 23, 2010
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optimizing aggregate processing
Patent number
7,657,570
Issue date
Feb 2, 2010
International Business Machines Corporation
Yun Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Low-overhead built-in timestamp column for relational database systems
Patent number
7,624,119
Issue date
Nov 24, 2009
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Supporting multiple versions of a routine
Patent number
7,580,958
Issue date
Aug 25, 2009
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for executing a query having multiple distinct key columns
Patent number
7,487,140
Issue date
Feb 3, 2009
International Business Machines Corporation
Yao-Ching Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient XML schema validation of XML fragments using annotated au...
Patent number
7,437,374
Issue date
Oct 14, 2008
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cost-based subquery correlation and decorrelation
Patent number
7,376,646
Issue date
May 20, 2008
International Business Machines Corporation
Thomas Abel Beavin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Streaming XPath algorithm for XPath value index key generation
Patent number
7,346,609
Issue date
Mar 18, 2008
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Materialized view signature and efficient identification of materia...
Patent number
7,246,115
Issue date
Jul 17, 2007
International Business Machines Corporation
Guogen Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method, system, and program for optimizing aggregate processing
Patent number
7,243,098
Issue date
Jul 10, 2007
International Business Machines Corporation
Yun Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Query transformation for union all view join queries using join pre...
Patent number
7,188,098
Issue date
Mar 6, 2007
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method, system, and program for optimizing processing of nested fun...
Patent number
7,124,137
Issue date
Oct 17, 2006
International Business Machines Corporation
Fen-Ling Lin
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SARGABLE EVALUATION OF QUERIES SUBMITTED TO AN ENCRYPTED DATABASE
Publication number
20210165892
Publication date
Jun 3, 2021
International Business Machines Corporation
Xiaohong Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SARGABLE QUERY-PREDICATE EVALUATION FOR ENCRYPTED DATABASES
Publication number
20200184082
Publication date
Jun 11, 2020
International Business Machines Corporation
Xiaohong Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ENFORCING TEMPORAL REFERENTIAL INTEGRITY
Publication number
20180089255
Publication date
Mar 29, 2018
International Business Machines Corporation
Yao-Ching S. CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ENFORCING TEMPORAL REFERENTIAL INTEGRITY
Publication number
20180052880
Publication date
Feb 22, 2018
International Business Machines Corporation
Yao-Ching S. CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Temporal Logical Transactions
Publication number
20170371911
Publication date
Dec 28, 2017
International Business Machines Corporation
Yao-Ching S. CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Temporal Logical Transactions
Publication number
20170308563
Publication date
Oct 26, 2017
International Business Machines Corporation
Yao-Ching S. CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TEMPORAL AUDITING
Publication number
20160210323
Publication date
Jul 21, 2016
International Business Machines Corporation
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR USING MULTIPLE PLANS TO ACHIEVE TEMPORAL AND ARCHIVE TRA...
Publication number
20150227560
Publication date
Aug 13, 2015
International Business Machines Corporation
Frank Chan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Query Transformation for Masking Data Within Database Objects
Publication number
20130086088
Publication date
Apr 4, 2013
International Business Machines Corporation
Eric L. Alton
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANAGING MATERIALIZED QUERY TABLES (MQTS) OVER FINE-GRAINED ACCESS...
Publication number
20120233148
Publication date
Sep 13, 2012
International Business Machines Corporation
Yao-Ching S. CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DYNAMIC SELECTION OF OPTIMAL GROUPING SEQUENCE AT RUNTIME FOR GROUP...
Publication number
20120226693
Publication date
Sep 6, 2012
International Business Machines Corporation
Guogen Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR USING FINE-GRAINED ACCESS CONTROL (FGAC) TO C...
Publication number
20090182747
Publication date
Jul 16, 2009
International Business Machines Corporation
Paul Miller Bird
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOW-OVERHEAD BUILT-IN TIMESTAMP COLUMN FOR RELATIONAL DATABASE SYSTEMS
Publication number
20090070304
Publication date
Mar 12, 2009
International Business Machines Corporation
Yao-Ching Stephen CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM FOR EXECUTING A QUERY HAVING MULTIPLE DISTINCT KEY COLUMNS
Publication number
20090012945
Publication date
Jan 8, 2009
International Business Machines Corporation
Yao-Ching Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EFFICIENT XML SCHEMA VALIDATION OF XML FRAGMENTS USING ANNOTATED AU...
Publication number
20080313234
Publication date
Dec 18, 2008
International Business Machines Corporation
Yao-Ching Stephen CHEN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COST-BASED SUBQUERY CORRELATION AND DECORRELATION
Publication number
20080215534
Publication date
Sep 4, 2008
International Business Machines Corporation
Thomas Abel BEAVIN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTIMIZING AGGREGATE PROCESSING
Publication number
20070192285
Publication date
Aug 16, 2007
International Business Machines Corporation
Yun WANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for deploying an SQL procedure
Publication number
20070143249
Publication date
Jun 21, 2007
International Business Machines Corporation
Margaret Ann Bernal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Global dynamic variable storage for SQL procedures
Publication number
20070055644
Publication date
Mar 8, 2007
International Business Machines Corporation
Margaret Ann Bernal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Order-preserving encoding formats of floating-point decimal numbers...
Publication number
20070050436
Publication date
Mar 1, 2007
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Scalable storage schemes for native XML column data of relational t...
Publication number
20070043751
Publication date
Feb 22, 2007
International Business Machines Corporation
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Packing nodes into records to store XML XQuery data model and other...
Publication number
20070043743
Publication date
Feb 22, 2007
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Cost-based subquery correlation and decorrelation
Publication number
20060287979
Publication date
Dec 21, 2006
Thomas Abel Beavin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Supporting multiple versions of a routine
Publication number
20060288052
Publication date
Dec 21, 2006
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Streaming XPath algorithm for XPath value index key generation
Publication number
20060106758
Publication date
May 18, 2006
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Low-overhead built-in timestamp column for relational database systems
Publication number
20050177590
Publication date
Aug 11, 2005
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Efficient type annontation of XML schema-validated XML documents wi...
Publication number
20050177578
Publication date
Aug 11, 2005
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Efficient XML schema validation of XML fragments using annotated au...
Publication number
20050177543
Publication date
Aug 11, 2005
Yao-Ching Stephen Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of returning data during insert statement processing
Publication number
20050138010
Publication date
Jun 23, 2005
Margaret A. Bernal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Query transformation for union all view join queries using join pre...
Publication number
20050065926
Publication date
Mar 24, 2005
INTERNATIONAL BUSINESS MACHINES CORPORTION
Yao-Ching S. Chen
G06 - COMPUTING CALCULATING COUNTING