Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6763203 | Image forming apparatus having transfer bias control function | Mahito Yoshioka, Yoji Tomoyuki, Ken Nakagawa | 2004-07-13 |
| 6738593 | Developing device with developer bearing member overlying developer containing chamber | Takeshi Kawamura, Tetsuya Sano, Ken Nakagawa, Shuji Moriya, Kenji Kanari | 2004-05-18 |