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Thornhill, Canada

Fred Koo

USPTO Granted Patents = 6

Average Co-Inventor Count = 2.2

ph-index = 5

Forward Citations = 252(Granted Patents)

Location History:

North York, CA (1999)
Thornhill, CA (2002 - 2009)

Company Filing History:

6 out of 164,108

International Business Machines Corporation

Years Active: 1999-2009

where 'Filed Patents' based on already Granted Patents

6 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 7587383 - Redundant join elimination and sub-query elimination using subsumption (2009-09-08),

2. 6983275 - Optimizing database query by generating, determining the type of derived predicate based on monotonicity of the column generating expression for each remaining inequality predicate in the list of unexamined predicates (2006-01-03),

3. 6601063 - Method of optimally determining lossless joins (2003-07-29),

4. 6438542 - Method of optimally determining lossless joins (2002-08-20),

5. 5970495 - Method and apparatus for achieving uniform data distribution in a (1999-10-19),

6. 5878409 - Method and apparatus for implementing partial declustering in a parallel (1999-03-02),

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