Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7437374 | Efficient XML schema validation of XML fragments using annotated automaton encoding | Yao-Ching Chen, Ning Wang, Guogen Zhang | 2008-10-14 |
| 7376646 | Cost-based subquery correlation and decorrelation | Thomas A. Beavin, Mengchu Cai, Yao-Ching Chen, Hsiuying Cheng, Irene Ching-Hua Liu +5 more | 2008-05-20 |
| D557099 | Screwdriver | — | 2007-12-11 |
| 7243098 | Method, system, and program for optimizing aggregate processing | Yun Wang, Yao-Ching Chen, Mengchu Cai, Jason Alexander Cu, Allan B. Lebovitz +2 more | 2007-07-10 |
| 7146360 | Method and system for improving response time for database query execution | Terry Allen, Hsiuying Cheng, Akira Shibamiya, Annie S. Tsang | 2006-12-05 |
| 7124137 | Method, system, and program for optimizing processing of nested functions | Yao-Ching Chen, Yun Wang, Guogen Zhang, Mengchu Cai, Jason Alexander Cu +1 more | 2006-10-17 |
| 6496823 | Apportioning a work unit to execute in parallel in a heterogeneous environment | Ted E. Blank, Tammie Dang, Randy Mitchell Nakagawa, Bryan Frederick Smith, Craig Leonard Sutton +6 more | 2002-12-17 |
| 6446063 | Method, system, and program for performing a join operation on a multi column table and satellite tables | Stephen Yao Ching Chen, Peter Hoa, William Y. Kyu, Desai Paramesh Sampatrai, Yun Wang | 2002-09-03 |
| 6421663 | Optimization of joined table expressions by extended access path selection | Yao-Ching Chen, Jerry Mukai, Hong Sang Tie, Yun Wang | 2002-07-16 |
| 6385603 | Joined table expression optimization by query transformation | Yao-Ching Chen, Jerry Mukai, Hong Sang Tie, Yun Wang | 2002-05-07 |
| 6115703 | Two-level caching system for prepared SQL statements in a relational database management system | William Robert Bireley, Lisa Curran, Adrian B. Lobo, Jerome Quan Wong | 2000-09-05 |
| 6081799 | Executing complex SQL queries using index screening for conjunct or disjunct index operations | Thomas A. Beavin, Peter Hoa, Hong Sang Tie | 2000-06-27 |
| 6055558 | Pacing of multiple producers when information is required in natural order | Bryan Frederick Smith, Yun Wang | 2000-04-25 |
| 5978792 | Method and apparatus for generating dynamic and hybrid sparse indices for workfiles used in SQL queries | Gautam Bhargava, Paramesh S. Desai, Piyush Goel, Peter Hoa, Balakrishna Raghavendra Iyer +3 more | 1999-11-02 |
| 5758145 | Method and apparatus for generating dynamic and hybrid sparse indices for workfiles used in SQL queries | Gautam Bhargava, Paramesh S. Desai, Piyush Goel, Peter Hoa, Balakrishna Raghavendra Iyer +3 more | 1998-05-26 |
| 5692174 | Query parallelism in a shared data DBMS system | William Robert Bireley, Tammie Dang, Paramesh S. Desai, Donald J. Haderle, Maureen M. McDevitt +8 more | 1997-11-25 |