Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825247 | Water-based ink and preparing method thereof | Hiroaki Ando, Shinzo Omi | 2004-11-30 |
| 6777463 | Particles containing a colorant and a water-based ink comprising polymer emulsion | Hiroaki Ando, Shinzo Omi | 2004-08-17 |
| 6746115 | Ink-jet image recording method | Atsushi Tomotake, Masaki Nakamura | 2004-06-08 |