Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878083 | Pressure developing device in image recording apparatus | Takashi Tomizawa | 1989-10-31 |
| 4878084 | Method and device for feeding sheet in image recording apparatus | Yumio Matsumoto, Masashi Ueda, Akira Sago, Osamu Tagaki | 1989-10-31 |
| 4870451 | Image recording apparatus | Yumio Matsumoto, Masashi Ueda, Akira Sago, Osamu Takagi | 1989-09-26 |
| 4866473 | Thermal fixing device for use in recording apparatus | Yumio Matsumoto, Masashi Ueda, Akira Sago, Osamu Takagi | 1989-09-12 |
| 4864356 | Exposure device for image recording apparatus | Yuji Asano, Masashi Ueda, Shunichi Higashiyama, Yumio Matsumoto, Akira Sago +3 more | 1989-09-05 |