Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5469354 | Document data processing method and apparatus for document retrieval | Atsushi Hatakeyama, Hiromichi Fujisawa, Kanji Kato, Hisamitsu Kawaguchi, Katsumi Tada +1 more | 1995-11-21 |