Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480843 | Supporting web-query expansion efficiently using multi-granularity indexing and query processing | — | 2002-11-12 |
| 6393427 | Personalized navigation trees | Quoc Vu, Edward Chang | 2002-05-21 |