Issued Patents 2003
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669326 | Ink-jet recording apparatus | Takeshi Yazawa | 2003-12-30 |
| 6663233 | Inkjet printing apparatus and ink supplying method | Naoji Otsuka, Hiroyuki Inoue, Masahito Yoshida, Takashi Nojima, Shusuke Inamura +5 more | 2003-12-16 |
| 6663217 | Ink jet recording apparatus | Naoji Otsuka, Takeshi Yazawa | 2003-12-16 |
| 6648447 | Ink-jet recording apparatus and eject recovery method | Takeshi Yazawa | 2003-11-18 |
| 6637874 | Liquid ejecting head, suction recovering method, head cartridge and image forming apparatus | Takeshi Yazawa, Naoji Otsuka, Kiichiro Takahashi, Hitoshi Nishikori, Osamu Iwasaki +3 more | 2003-10-28 |
| 6631969 | Recording apparatus controlled with head characteristics and recording method | Shigeyasu Nagoshi, Hiromitsu Hirabayashi, Noribumi Koitabashi, Miyuki Matsubara, Hitoshi Nishikori +1 more | 2003-10-14 |
| 6609790 | Ink jet apparatus and ink jet cartridge and ink container mountable thereto | Mitsuru Kurata, Tokihide Ebata, Noribumi Koitabashi, Hiromitsu Hirabayashi, Haruo Uchida | 2003-08-26 |
| 6565184 | Ink jet recording apparatus with recovery based on manufacturing time | Yasuhiro Numata, Kazuyoshi Takahashi, Yoshiaki Takayanagi, Souhei Tanaka, Hiroshi Tajika +2 more | 2003-05-20 |
| 6540327 | Recording head capable of discharging a plurality of a ink having different desities and ink jet recording method and ink jet recording apparatus which use such a recording head | Yuji Akiyama, Hiromitsu Hirabayashi, Toshio Kashino, Miyuki Matsubara, Fumihiro Gotoh +1 more | 2003-04-01 |
| 6540326 | Ink jet recording apparatus and method capable of increasing density | Miyuki Matsubara, Naoji Otsuka, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai +3 more | 2003-04-01 |
| 6527361 | Refreshing and recovering ink discharge in a multi-color ink jet recording apparatus | Fumihiro Gotoh, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Miyuki Fujita +2 more | 2003-03-04 |