Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890140 | Image fixing apparatus | Ikuo Negoro | 1989-12-26 |
| 4870434 | Printer for continuous formwith justification control | Kiyoshin Negishi, Ikuo Negoro | 1989-09-26 |
| 4795672 | Magnetic recording medium | Naohiro Takeda, Yuzo Otani, Nariaki Okajima | 1989-01-03 |