Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8086150 | Toner particle-bearing roller with projection portion, developing device having such toner particle-bearing roller, and image forming apparatus having such developing device | Yoichi Yamada, Noboru Sakurai | 2011-12-27 |
| 7991319 | Image forming apparatus with seal member that abuts surface of toner carrier roller having convex and concave sections | Masahiro Maeda | 2011-08-02 |
| 7945194 | Image forming apparatus and image forming system reducing electrical discharge | Yoichi Yamada, Hiroshi Kato, Takatomo Fukumoto | 2011-05-17 |
| 7925195 | Method of manufacturing toner carrier roller, developer apparatus, and image forming apparatus | Masahiro Maeda | 2011-04-12 |