Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8059995 | Image forming apparatus including a developer bearing member with an alternate electric field being applied thereto | Takeshi Yamamoto, Yoshinobu Baba, Manami Haraguchi | 2011-11-15 |
| 7912389 | Image forming apparatus | Takeshi Yamamoto, Manami Haraguchi, Yoshinobu Baba, Koh Ishigami | 2011-03-22 |
| 7906262 | Two-component developer, replenishing developer, and image-forming method | Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto +5 more | 2011-03-15 |
| 7877030 | Image forming apparatus | Juun Horie, Takeshi Yamamoto, Manami Haraguchi, Tomoaki Miyazawa, Hirokazu Usami | 2011-01-25 |