Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832825 | Test pattern printing method, information processing apparatus, printing apparatus and density variation correction method | Hitoshi Nishikori, Naoji Otsuka, Hitoshi Sugimoto, Kiichiro Takahashi, Osamu Iwasaki +3 more | 2004-12-21 |
| 6726302 | Printing apparatus and test pattern printing method | — | 2004-04-27 |