Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7738821 | Developer supply device and image forming apparatus | — | 2010-06-15 |
| 7292798 | Image-forming device that sets image-forming conditions | Toshio Furukawa | 2007-11-06 |
| 7236731 | Image forming apparatus for a color laser printer for transferring a higher transfer efficiency on a recording sheet on the upstream side of the imaging forming process | — | 2007-06-26 |
| 7215898 | Apparatus for forming multi-color image with control of unintended reverse-transfer of developer image onto photoconductor | Toshio Furukawa | 2007-05-08 |
| 7197265 | Color image forming devices for use in color printers | Masashi Suzuki | 2007-03-27 |
| 7076196 | Fixing device and image forming apparatus including a tubular coil winding | Keisuke Takahashi | 2006-07-11 |
| 7046944 | Color image forming devices for use in color printers | Masashi Suzuki | 2006-05-16 |
| 6925274 | Developing device capable of preventing toner inside developing chamber from entering hopper | Katsuyuki Yokoi | 2005-08-02 |
| 6917777 | Color image forming devices for use in color printers | Masashi Suzuki | 2005-07-12 |
| 6823166 | Image bearing apparatus that collects image bearing bodies at a common place | — | 2004-11-23 |
| 6795668 | Degraded toner discharging and new toner replenishing mechanism operable when fog is detected | — | 2004-09-21 |
| 6690898 | Image forming apparatus with movable cleaning element | — | 2004-02-10 |
| 6236818 | Developing device with timing control | Yoshinori Endo, Tomoaki Hattori | 2001-05-22 |