Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457004 | Document retrieval assisting method, system and service using closely displayed areas for titles and topics | Makoto Iwayama, Kazuhiro Ono, Akihiko Takano, Yoshiki Niwa, Atsuko Yamaguchi | 2002-09-24 |
| 6446065 | Document retrieval assisting method and system for the same and document retrieval service using the same | Makoto Iwayama, Kazuhiro Ono, Akihiko Takano, Yoshiki Niwa, Atsuko Yamaguchi | 2002-09-03 |