Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473584 | Developing apparatus having carrying capability of screw lowered on developing sleeve side | Masaru Hibino | 2002-10-29 |
| 6449442 | Developing apparatus employing permeability sensor to detect polymer toner density | Yoshiaki Kobayashi, Masaru Hibino, Ichiro Ozawa | 2002-09-10 |
| 6389245 | Developing device and image forming apparatus | Yoshiaki Kobayashi, Masaru Hibino, Ichiro Ozawa | 2002-05-14 |
| 6345162 | Image forming apparatus | Ichiro Ozawa, Yoshiaki Kobayashi, Masaru Hibino | 2002-02-05 |