Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871647 | Method of forming color diffusion transfer image by heat development | Tawara Komamura, Satoru Ikeuchi, Masaru Iwagaki, Takashi Sasaki | 1989-10-03 |
| 4840870 | Heat-transfer image-receiving element | Masaru Iwagaki, Toyoaki Masukawa, Tawara Komamura, Kimie Hoshino | 1989-06-20 |
| 4841120 | Thermal head | Masamori Yagino, Masato Taniguchi, Yoshitomo Ito, Toshimitsu Takano, Sadatoshi Kikuchi +1 more | 1989-06-20 |