Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885603 | Image recording apparatus for producing glossy image medium | Takashi Tomizawa | 1989-12-05 |
| 4870451 | Image recording apparatus | Kiyoharu Hayakawa, Yumio Matsumoto, Masashi Ueda, Akira Sago | 1989-09-26 |
| 4866473 | Thermal fixing device for use in recording apparatus | Kiyoharu Hayakawa, Yumio Matsumoto, Masashi Ueda, Akira Sago | 1989-09-12 |
| 4864356 | Exposure device for image recording apparatus | Yuji Asano, Masashi Ueda, Shunichi Higashiyama, Kiyoharu Hayakawa, Yumio Matsumoto +3 more | 1989-09-05 |
| 4836135 | Developing apparatus having one-component developing agent | Mitsuaki Kohyama, Naruhito Yoshida | 1989-06-06 |
| 4827869 | Single and multi-color developing apparatus | — | 1989-05-09 |
| 4814808 | Developing apparatus for photo/pressure sensitive sheet | Kazuo Sangyoji, Takemi Yamamoto, Hitoshi Yoshida, Naoto Iwao, Yoshiyuki Ban | 1989-03-21 |