Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839719 | Color image reading apparatus with an improved sensor | Yoshihiko Hirota | 1989-06-13 |
| 4807041 | Microfilm reader scanner capable of editing image | Hiroya Sugawa | 1989-02-21 |