Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8021472 | Ink composition for ink jet recording | Shuichi Koganehira | 2011-09-20 |
| 8016930 | Magenta ink composition, ink cartridge, and recording system and recorded matter using the same | Akira Mizutani, Shuichi Koganehira, Naoki Okamoto, Yasuda Izumi | 2011-09-13 |
| 8016931 | Ink set | Akira Mizutani, Shuichi Koganehira | 2011-09-13 |
| 7981209 | Ink composition | Shuichi Kataoka | 2011-07-19 |
| 7955425 | Ink composition for ink jet recording | Shuichi Koganehira, Masashi Kamibayashi | 2011-06-07 |
| 7871466 | Ink composition for ink jet recording, recording method and recorded matter | Shuichi Koganehira, Akira Mizutani | 2011-01-18 |