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Wan Ngai W. Lee
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North York, CA
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Patents Grants
last 30 patents
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Patent Grant
Database schema for content managed data
Patent number
7,505,993
Issue date
Mar 17, 2009
International Business Machines Corporation
Victor Chan
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and apparatus for editing a production data store by shadowi...
Patent number
7,428,549
Issue date
Sep 23, 2008
International Business Machines Corporation
Yumman Chan
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
METHOD AND APPARATUS FOR EDITING A PRODUCTION DATA STORE BY SHADOWI...
Publication number
20070250542
Publication date
Oct 25, 2007
International Business Machines, Corporation
Yumman CHAN
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Differential management of database schema changes
Publication number
20060136471
Publication date
Jun 22, 2006
International Business Machines Corporation
Kang Ge
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Method and apparatus for editing a production data store by shadowi...
Publication number
20030115220
Publication date
Jun 19, 2003
International Business Machines Corporation
Yumman Chan
G06 - COMPUTING CALCULATING COUNTING