Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804688 | Detecting and tracking new events/classes of documents in a data base | Mei Kobayashi, Romanos Piperakis | 2004-10-12 |
| 6678690 | Retrieving and ranking of documents from database description | Mei Kobayashi, Hikaru Samukawa | 2004-01-13 |