Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832825 | Test pattern printing method, information processing apparatus, printing apparatus and density variation correction method | Hitoshi Nishikori, Naoji Otsuka, Hitoshi Sugimoto, Kiichiro Takahashi, Osamu Iwasaki +3 more | 2004-12-21 |
| 6789867 | Ink jet printing apparatus and ink jet printing method | Kiichiro Takahashi, Naoji Otsuka, Hitoshi Sugimoto, Hitoshi Nishikori, Osamu Iwasaki +2 more | 2004-09-14 |
| 6783215 | Ink container, inkjet printing apparatus, and ink supplying method | Masahito Yoshida, Naoji Otsuka, Hiroyuki Inoue, Takashi Nojima, Hitoshi Sugimoto +5 more | 2004-08-31 |
| 6764154 | Ink-jet printing apparatus and ink-jet printing method | Hitoshi Nishikori, Naoji Otsuka, Hitoshi Sugimoto, Kiichiro Takahashi, Osamu Iwasaki +2 more | 2004-07-20 |
| 6755506 | Ink jet print head and ink jet printing apparatus | Hitoshi Nishikori, Naoji Otsuka, Kiichiro Takahashi, Osamu Iwasaki, Minoru Teshigawara +2 more | 2004-06-29 |
| 6755496 | Ink jet printing apparatus and method with suppressed bleeding of inks | Hitoshi Nishikori, Naoji Otsuka, Hitoshi Sugimoto, Kiichiro Takahashi, Osamu Iwasaki +2 more | 2004-06-29 |
| 6702423 | Cleaning device for inkjet printing head, cleaning method for inkjet printing head, inkjet recording apparatus, and wiper | Yoshitaka Okamura | 2004-03-09 |