Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776829 | Water-based ink composition for writing utensil | Masaru Miyamoto, Tadashi Kamagata, Shigeru Miyazaki | 2004-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776829 | Water-based ink composition for writing utensil | Masaru Miyamoto, Tadashi Kamagata, Shigeru Miyazaki | 2004-08-17 |