Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666551 | Ink cartridge | Takao Kobayashi | 2003-12-23 |
| 6648459 | Valve unit in ink supply channel of ink-jet recording apparatus, ink cartridge using the valve unit, ink supply needle and method of producing the valve unit | Minoru Usui, Takao Kobayashi, Satoshi Shinada, Takahiro Naka | 2003-11-18 |
| 6585358 | Ink cartridge for ink jet recording apparatus, connection unit and ink jet recording apparatus | Minoru Usui | 2003-07-01 |
| 6550498 | Fluid supply valve | Hirofumi Kikuchi, Youichi Nishimuro, Kunio Machida | 2003-04-22 |