Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648952 | Anthrapyridone compound, aqueous magenta ink compositions and ink-jet recording method | Hiroyuki Matsumoto, Yasuo Murakami, Yasuo Shirasaki, Katsunori Fujii | 2003-11-18 |