Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628912 | Charge roller for an image forming apparatus and method of producing the same | Ken Amemiya, Takaya Muraishi | 2003-09-30 |
| 6546219 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Hitoshi Ishibashi, Masami Hiramatsu +1 more | 2003-04-08 |