Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822711 | Electrostatic image-developing process using a magnetic roller | Masahiko Itaya, Toshiro Fujimori | 1989-04-18 |
| 4814797 | Apparatus and method for controlling color dot size in multicolor image | Satoshi Haneda, Hisashi Shoji | 1989-03-21 |
| 4814818 | Developer layer forming apparatus | Masahiko Itaya, Toshiro Fujimori | 1989-03-21 |