Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546219 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Takatsugu Fujishiro, Masami Hiramatsu +1 more | 2003-04-08 |
| 6519428 | Image forming apparatus having mixed toner consumption mode | Megumi Ohtoshi, Masumi Sato, Yoshinori Ozawa | 2003-02-11 |
| 6505022 | Image forming apparatus having protective layer on the surface of image bearing member to avoid adhesion of film of additives to image bearing member | Akio Kosuge, Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki | 2003-01-07 |