Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853743 | Moisture-controlled image recording apparatus | Shigeru Yoshino | 1989-08-01 |
| 4827312 | Image recording apparatus | Nagao Ogiwara | 1989-05-02 |
| 4825041 | Thermal developing apparatus | Minoru Ishikawa | 1989-04-25 |
| 4821072 | Pressurizing-type image forming device | — | 1989-04-11 |
| 4819032 | Belt tensioning mechanism in a thermally developing apparatus | — | 1989-04-04 |
| 4809598 | Image forming apparatus with variable transfer pressure | Minoru Ishikawa | 1989-03-07 |
| 4799085 | Image recording apparatus and method | Minoru Ishikawa, Ken Kawada | 1989-01-17 |