Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659600 | Inkjet recording head cartridge and inkjet recording apparatus | Koji Ikegami, Tomoki Umezawa, Ichiro Tomikawa, Masaki Kataoka, Kenji Yamazaki +7 more | 2003-12-09 |
| 6634741 | Ink jet recording head, ink jet recording device and head manufacturing method | Masaki Kataoka, Michiaki Murata, Yoshihisa Ueda, Toshimichi Iwamori | 2003-10-21 |
| 6520630 | Ink jet recording apparatus | Ichiro Tomikawa | 2003-02-18 |