Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5704020 | Page printer resolution converting method, and variable-length reversible compression process | Yoshiaki Hanyu | 1997-12-30 |
| 5666213 | Image data processing system and method realizing fine image with simple construction/procedure | Masakazu Ohshita | 1997-09-09 |
| 5647010 | Image forming apparatus with security feature which prevents copying of specific types of documents | Hiromi Okubo | 1997-07-08 |