Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016930 | Magenta ink composition, ink cartridge, and recording system and recorded matter using the same | Hironori Sato, Shuichi Koganehira, Naoki Okamoto, Yasuda Izumi | 2011-09-13 |
| 8016931 | Ink set | Shuichi Koganehira, Hironori Sato | 2011-09-13 |
| 7871466 | Ink composition for ink jet recording, recording method and recorded matter | Shuichi Koganehira, Hironori Sato | 2011-01-18 |