Houqiang Yan

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Millbrae, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for processing a query joining tables stored...
- Patent number 7,945,561
- Issue date May 17, 2011
- Actuate Corporation
- Wenfeng Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and apparatus for joining tables from different data sources
- Patent number 7,720,838
- Issue date May 18, 2010
- Actuate Corporation
- Wenfeng Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and apparatus for processing a query joining tables stored...
- Patent number 7,702,616
- Issue date Apr 20, 2010
- Actuate Corporation
- Wenfeng Li
- G06 - COMPUTING CALCULATING COUNTING