Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885736 | Optical recording medium with track and track number guides | — | 1989-12-05 |
| 4882247 | Electrophotographic image recording method | Kazuo Marugama, Tsuneo Noami, Toshiro Yamamoto, Koji Adachi, Toru Okamoto +2 more | 1989-11-21 |
| 4881215 | Optical recording medium and method for correcting angular deviation thereof | — | 1989-11-14 |
| 4841312 | Thermal-electrostatic ink jet recording apparatus | Nanao Inoue, Koichi Saito, Ryoki Kato, Hiroshi Fujimagari, Yoshihiko Fujimura +2 more | 1989-06-20 |
| 4835552 | Recording head | Eiichi Akutsu, Hiroo Soga, Hiroshi Saito, Koichi Saito | 1989-05-30 |
| 4833505 | Latent image color developing system | Nobumasa Furuya, Kazuo Maruyama, Tsuneo Noami, Takeshi Sumikawa, Toshirou Yamamoto +1 more | 1989-05-23 |