Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800123 | Ink-jet ink, method of manufacturing the same, and ink jet recording method | — | 2004-10-05 |
| 6746830 | Silver halide photosensitive material and image-forming method using heat-responsive-discolorable coloring composition | Takahiro Ishizuka | 2004-06-08 |