Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654738 | Computer program embodied on a computer-readable medium for a document retrieval service that retrieves documents with a retrieval service agent computer | Makoto Iwayama, Kazuhiro Ono, Akihiko Takano, Yoshiki Niwa, Atsuko Yamaguchi | 2003-11-25 |
| 6584460 | Method of searching documents and a service for searching documents | Makoto Iwayama, Yoshiki Niwa, Akihiko Takano | 2003-06-24 |
| 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 |