Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041281 | Cleaning device, image forming apparatus, and process cartridge | Naomi Sugimoto, Kenji Sugiura, Osamu Naruse, Yasuyuki Yamashita | 2011-10-18 |
| 8019268 | Polarity controlling device, and cleaner and image forming apparatus using the polarity controlling device | Hiroki Nakamatsu, Kenji Sugiura, Naomi Sugimoto, Osamu Naruse | 2011-09-13 |
| 7995948 | Image forming device having side cover with inclined surface | Keiichiro Egami, Yusuke Nakata, Kayo Hasui | 2011-08-09 |
| 7929897 | Cleaning unit, process cartridge, and image forming apparatus using the same | Naomi Sugimoto, Kenji Sugiura, Osamu Naruse, Yasuyuki Yamashita | 2011-04-19 |
| 7925181 | Image forming apparatus | Yoshiteru Hattori, Wei-Ming Wang, Atsuhisa Nakashima | 2011-04-12 |
| 7903995 | Cleaning device, image forming apparatus, and process cartridge | Hiroki Nakamatsu, Kenji Sugiura, Naomi Sugimoto, Osamu Naruse | 2011-03-08 |
| 7873298 | Cleaning device, process cartridge, and image forming apparatus | Yasuyuki Yamashita, Oasamu Naruse, Naomi Sugimoto, Kenji Sugiura | 2011-01-18 |