Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862286 | Image reading apparatus which adjusts image signals to improve signal balance | Kenichi Suda, Nobuo Matsuoka | 1989-08-29 |
| 4811047 | Image forming apparatus with means for recognizing an original condition | Masao Hosaka, Takashi Saito | 1989-03-07 |