Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10394685 | Extensible markup language (XML) path (XPATH) debugging framework | William G. O'Farrell, John (Wen Sheng) Liu | 2019-08-27 |
| 8321845 | Extensible markup language (XML) path (XPATH) debugging framework | William G. O'Farrell, John Wen Sheng Liu | 2012-11-27 |
| 6507846 | Indexing databases for efficient relational querying | — | 2003-01-14 |
| 6275822 | Maintaining very large indexes supporting efficient relational querying | Timothy Snider | 2001-08-14 |