Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483997 | Image forming apparatus and method for electrifying and developing bias control features | — | 2002-11-19 |
| 6415114 | Image forming apparatus and method | Yoshio Nakazawa, Takashi Hama | 2002-07-02 |
| 6341203 | Image forming apparatus and method with adjustable image density factor | Yoshio Nakazawa, Takashi Hama | 2002-01-22 |
| 6336008 | Image forming apparatus with adjustable image density and method | Takashi Hama | 2002-01-01 |