Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821330 | Ink composition and method of recording a recording medium using this | Masaaki Itano | 2004-11-23 |
| 6818054 | Processes for producing pigment dispersion and ink composition | Kiyohiko Takemoto, Kazuaki Watanabe | 2004-11-16 |
| 6791623 | Image display system | Kouzou Masuda, Ikuya Arai, Sadao Tsuruga, Jiro Kawasaki, Tamotsu Nagabayashi +5 more | 2004-09-14 |
| 6726758 | Black ink set and recording method using the same | — | 2004-04-27 |
| 6702883 | Ink composition and ink set each excellent in color reproduction and light resistance, and method of recording with these | Kiyohiko Takemoto | 2004-03-09 |
| 6676738 | Black ink composition, ink set, recording method, recording matter and ink jet recording device | Kiyohiko Takemoto | 2004-01-13 |
| 6672704 | Liquid ejecting apparatus and method of cleaning an ejection head | Takahiro Katakura, Koji Morikoshi, Kiyohiko Takemoto, Kaoru Momose | 2004-01-06 |