Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D500075 | Toner cartridge | Takehiko Okamura | 2004-12-21 |
| 6823156 | Developing device, rotary developing units, image formation apparatus and a computer system with a thickness regulator member and a roller support frame | — | 2004-11-23 |