Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887133 | Printer | Kunihiko Ikeda, Shigeru Suzuki, Takashi Yokota, Akira Shimura, Shigeru Yamazaki +2 more | 1989-12-12 |
| 4866482 | Image forming device for electrostatic recording apparatus having a slidable replacement holding case | Junichi Hirasawa, Kenya Komada, Takefumi Adachi | 1989-09-12 |
| 4853735 | Ozone removing device | Junichi Hirasawa | 1989-08-01 |