Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698490 | Thermal transfer ink ribbons using the same | Kengo Ito, Kaori Isaji | 1997-12-16 |
| 5656759 | Hydrophobic cationic dye compounds | Kengo Ito, Kaori Isaji | 1997-08-12 |
| 5644350 | Ink jet recording apparatus | Makoto Ando, Toshiki Kagami, Takaaki Murakami, Masayuki Sato, Noriko Kasahara +2 more | 1997-07-01 |