Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881089 | Thermal-electrostatic ink jet recording apparatus | Koichi Saito, Nanao Inoue | 1989-11-14 |
| 4841312 | Thermal-electrostatic ink jet recording apparatus | Nanao Inoue, Koichi Saito, Ryoki Kato, Hiroshi Fujimagari, Seiichi Kato +2 more | 1989-06-20 |
| 4799068 | Thermal electrostatic ink-jet recording method and an ink therefor | Koichi Saito, Eiichi Akutsu, Nanao Inoue | 1989-01-17 |