Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649191 | Information searching apparatus for managing and retrieving document data stored in a storage unit | Toshinori Hirano, Yutaka Takahashi, Isao Inagawa | 1997-07-15 |
| 5610407 | Optical image scanning apparatus detecting sheet size and displacement | — | 1997-03-11 |