Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860052 | Copying apparatus with use frequency cancellation control | Masazumi Ito, Kadotaro Nishimori | 1989-08-22 |
| 4837846 | Method of the image processing | Masamichi Sugiura, Hirofumi Hasegawa, Munehiro Nakatani | 1989-06-06 |
| 4812877 | Copying apparatus with multiple copy modes | Kadotaro Nishimori, Masazumi Ito | 1989-03-14 |