Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782217 | Image forming device which detects and processes control data on original document | — | 2004-08-24 |
| 6693659 | Image forming apparatus with a print head having variable lighting period | Ryuichi Okumura, Yoshifumi Ishii, Hideo Umezawa | 2004-02-17 |